Events (South Korea)

Coming soon

 * Global Showcase Reveal
 * Black Dragon Cannon +6

21 March 2019

 * Held Hunter Killer Series giveaway event
 * Held Bingo and resold Barrett M95 White Tiger

7 March 2019

 * Adopted Thunder Ghost Walker
 * Held Find the Zombies event
 * Added Lua Script sample map for Zombie mode
 * Updated Battlefield Supply

28 February 2019

 * M4A1 Dark Knight and AK-47 Paladin can undergo Weapon Enhancement now

21 February 2019

 * Adopted Hunter Killer X-7
 * Part System (BETA) Third Addition
 * Studio Lua 1st Expansion
 * Patched HUD 2nd Improvement
 * Renewed User Level/Rank and Experience Bonus System/Item
 * Renewed Zombie Scenario Stats and Compensation
 * Sold THANATOS-9, Broad Divine, M950 Attack and Air Burster in shop
 * Added Gunsmith Toolbox, Weapon Exchange Coupon and Challenge Box
 * Removed TURBULENT Series and CHARGER Series from shop
 * Updated Top 50 Decoder content

7 February 2019

 * Released Assault EX
 * Held Find the Zombie Treasure event

24 January 2019

 * Adopted Gungnir and Dual Beretta Windrider
 * Added Epic Part and Epic Box
 * Added Siege Box and Epic Decoder
 * Updated Mileage Duffel Bag to sell 10 at once
 * Added Season Pass and Season 1 Compensation
 * Recruited Pirate Michaela and Special Agent Lucia
 * Added Mileage Box
 * Added Revive Update Part 7: Mission Restructure
 * Released Rendezvous
 * Added Zombie Z to Studio (mode)
 * Removed Experience Coupon and Experience Up
 * Held Mileage Auction
 * Added Arm Torch and Claymore Mine MDS

10 January 2019

 * Added Dual Sword Hellfire to Top 50 Decoder
 * Use 10x Top 50 Unlimited Decoder or 60x Top 50 Decoder to get it for free
 * Patched HUD 1st Improvement
 * Held Nickname Change event
 * Held Bonus Disassembly event
 * Held Random Zombie Hero event
 * Updated Battlefield Supply
 * Balanced and fixed Zombie bugs
 * Updated some weapons in Gun Deathmatch

=2018=

27 December 2018

 * Added Desert Eagle White Gold and Stone Venom Guard
 * Adopted Trinity Grenade
 * Patched Zombie Touchdown
 * Held Mileage Auction

13 December 2018

 * Recruited Rose Phoenix
 * Added [Phoenix Wing] costume
 * Added [Dark Knight], [Paladin], [Crimson Hunter], [Lycanthrope], [Phoenix] and [Secret Soldier] medals
 * Added 10th Anniversary Weapon Box and CSOGS Compensation Box
 * Added [CSOGS] Paint
 * Resold Santa Light Zombie and Heavy Zombie costumes
 * Patched Revive Update Part 6: HUD Revive
 * Added BOT Support for Zombie Hero and Zombie Z
 * Added Studio webpage
 * Updated Zombie Z with new mutations
 * Held Christmas events
 * Updated Battlefield Supply

29 November 2018

 * Held Zombie Hero Last Stand event
 * Released Cantera and Desktop
 * Held Bonus Disassembly event

15 November 2018

 * Added Transcendent Chest
 * Resold Lucky Transcendence Class Box
 * Held Token event
 * Added Lua script support to Studio (mode)
 * Added Lua Tutorial Map

1 November 2018

 * Added Barrett M95 White Tiger
 * Added Transcendent Life Weapon Box, Bingo Ticket and VIP Pass
 * Readded M3 Black Dragon and Dual Sword Phantom Slayer to Premium Top 50 Decoder for 2 weeks
 * Use 150 Premium Top 50 Decoder or 25 Unlimited Premium Top 50 Decoder to obtain M3 Black Dragon for permanent
 * Use 300 Premium Top 50 Decoder or 50 Unlimited Premium Top 50 Decoder to obtain Dual Sword Phantom Slayer for permanent
 * Updated Playroom
 * Renewed Mileage Bingo
 * Improved [Game Start] function
 * Updated Top 50 Decoder contents

18 October 2018

 * Added Lucky Halloween Weapon Box
 * Added Halloween theme pack to Studio
 * Added new Studio map: Researcher Journal #6: Halloween Sample Map
 * Resold Weapon Paints
 * Readded Hidden mode
 * Held Random Weapon Zombie Hero event
 * Adjusted some weapons and zombie levels in Zombie Z
 * Updated Battlefield Supply

4 October 2018

 * Added Hunter Killer X-12 to Top 50 Decoder
 * Added new Studio map: Research Journal #5: Bell Institute Epilogue
 * Held 3rd Studio Contest
 * Released Mileage Shop

28 September 2018

 * Fixed and buffed Holy Sword Divine Order
 * Added 1000 Mileage bidding event in Mileage Auction

20 September 2018

 * Added Holy Sword Divine Order to Premium Top 50 Decoder
 * Added Transcendent Fernando and Transcendent Blair to Top Class Decoder
 * Added Refined Holy Water Bomb and Dark Legacy Luger
 * Added Rice Cake Grenade
 * Added Part Tier 3, 4, 5 Compensation Box
 * Python Desperado can undergo Weapon Enhancement now
 * Held Mileage Auction
 * Updated Battlefield Supply

13 September 2018

 * Patched Revive Update Part 5: Zombie Z
 * Added new items in Part System
 * Added Gold Moon Cake
 * Zombie Hero Meta Change
 * Zombie Scenario Second Reboot
 * Part System (BETA) Second Addition
 * Added Ice World and Warehouse to Deathmatch
 * Add Zombie Class Display
 * Changed lobby background and background music
 * Python Desperado looted into Top 50 Decoder
 * Held Bonus Disassembly event

23 August 2018

 * Adopted Hunter Killer X-90
 * Added Mila and Lisa to Top Class Decoder
 * Added new official Studio map: [Bells Institute #03: Blast]
 * Top 50 Decoder content change: Added Star Chaser SR and removed THANATOS-7
 * Updated Battlefield Supply

9 August 2018

 * Patched Revive Update Part 4: Zombie Scenario Season 7
 * Released All-Out
 * Added Water Balloon Grenade
 * Added M4A1 Dark Knight +6 and AK-47 Paladin +6 Early Access Ticket
 * Added M4A1 Dark Knight and AK-47 Paladin Weapon Enhancement material
 * Dark Knight and Paladin now can be disassembled to get their enhancement material, but the weapon can not be enhanced until 28 February 2019 Update. Players who purchased and used the Dark Knight and/or Paladin Early Access ticket will be given access to use the enhanced weapons right away.
 * Removed Bingo temporarily, to rework and reintroduce at a later date.
 * Added Weapon Favorite feature
 * Improved Report system
 * Brand Top 30 Decoder content change

26 July 2018

 * Patched Revive Update Part 3: Event Revive
 * Adopted Hunter Killer X-15
 * Papin can undergo Weapon Enhancement now
 * Added Part Weapon Only Special Box, Mileage Lottery and VVIP Pass Item
 * Added a new Studio map: Researcher's Journal #4: Yuri Rescue
 * Revived Gun Deathmatch
 * Announced the closure of Bingo on 9 August. Bingo will be renewed and reintroduced.
 * Fixed conflict between players and maps bug
 * Updated and held Mileage Auction

12 July 2018

 * Unleashed Rusty Wing
 * Added Lucky Transcendence Class Box
 * Added Summer Saver Package
 * Added Top 50 Decoder Crate
 * Patched Revive Update Part 2: Zombie Revive
 * Introduced Part System (BETA)
 * Patched Zombie Scenario Reboot
 * Changed M249 Phoenix performance
 * Held Transcendent Weapons giveaway event
 * Held Bonus Disassembly event

28 June 2018

 * Added M249 Phoenix to Premium Top 50 Decoder
 * Sold Premium Top 50 Decoder & Premium Top 50 Decoder Unlimited bundle
 * Added Zombie Escape to Studio (mode)
 * Added [Zombie Escape] Temple map to Studio mode
 * Held Zombie Escape Studio map creation contest
 * Patched Revive Update Part 1: Interface Revive
 * Held Character Free Time event
 * Held Random Weapon Zombie Hero event
 * Updated Battlefield Supply

14 June 2018

 * Added Milkor M32 MGL Venom to Top 50 Decoder
 * Open 15 Top 50 Unlimited or 90 Top 50 Decoders to obtain M32 MGL Venom for permanent
 * Added Student Light zombie to Top Class Decoder
 * Readded Chef Heavy zombie and Nurse Sting Finger to Top Class Decoder
 * Open 90 Top Class Decoders to obtain Student Light zombie for permanent
 * Added Rice Grenade

31 May 2018

 * Added Star Chaser AR to Top 50 Decoder
 * Added M3 Black Dragon to Lucky Transcendence Weapon Box
 * Added Studio Soccer Theme Pack
 * Removed Matchmaking and Mileage Decoder completely
 * Updated Battlefield Supply
 * Increased max FPS from 60 to 101
 * Battle Weapons can be extended now
 * Added Zombie Hero "Revive" Test mode

17 May 2018

 * Added Transcendent Michaela to Top Class Decoder
 * Readded Dorothy Dark Knight and Transcendent Yuri to Top Class Decoder
 * Held Find the Zombies event

3 May 2018

 * Red Dragon Cannon can undergo Weapon Enhancement now
 * Updated the contents of Top 50 Decoder and Battlefield Supply
 * Held Mileage Auction and added Bouncer and Stun Rifle
 * Added Transcendent Red Dragon Cannon Gold to Mileage Auction

19 April 2018

 * Added Dual Beretta Gunslinger to Premium Top 50 Decoder
 * Held Random Weapon Zombie Hero event
 * Added back Dual Sword Phantom Slayer into Premium Decoder for 2 weeks
 * Fixed Arm Torch bugs

5 April 2018

 * Added Space Theme for Studio (mode)
 * Added [Mummy] Stamper costume
 * Added Top 11 Weapon Box to Battlefield Supply

22 March 2018

 * Added Claymore Mine MDS to Top 50 Decoder
 * Added [Golem] Ganymede costume
 * Added M4A1 White Gold
 * Improved homepage
 * Changed Zombie Hero rules

8 March 2018

 * Added Arm Torch to Top 50 Decoder
 * Adopted TURBULENT-11
 * Resold Flora Paladin and Transcendent Choi Ji Yoon
 * Updated the contents of Top 50 Decoder and Brand Top 30 Decoder
 * Held arithmetic event

14 February 2018

 * Held Mileage Auction and added Pesticide SprayerHeartspray03.png
 * Held Valentine and Stingray Kite event
 * Held Free Time event for AUG Guardian, Red Dragon Cannon, Python Desperado, Bunker Buster LTD, and Pesticide Sprayer
 * Added 5 new Zombie Scenario Medals

6 February 2018

 * Held Bonus Disassembly event

1 February 2018

 * Adopted Rock Breaker
 * Added Destroy mode in Studio (mode)
 * Added new Studio map: Research Journal #4 (Game Company)
 * Added new features for Studio mode
 * Held Mileage Lottery event

18 January 2018

 * Added Magnum Launcher
 * Held Lunar New Year and 10 Years Anniversary event
 * Held Random Weapon Zombie Hero event

4 January 2018

 * Held Crazy Zombie Hero and Hell Gate City of Damned (New)
 * Play these events to get Battle PJ MK3A1 and Battle PGM Hécate II
 * Held Free Time event for AUG Guardian, Red Dragon Cannon, Python Desperado and Bunker Buster LTD

=2017=

28 December 2017

 * Adopted TURBULENT-1
 * Released Oblivion
 * Readded AUG Guardian to Premium Top 50 Decoder for 3 weeks
 * Held Fortune bag event

14 December 2017

 * Added Elizabeth Crimson Hunter and Sonya Lycanthrope to Top Class Decoder
 * Unleashed Chaser Zombie and Blotter Zombie
 * Resold Santa Light zombie and Santa Heavy zombie
 * Updated Tutorial Mode Completion Prizes
 * Held Christmas event

30 November 2017

 * Adopted TURBULENT-3
 * Added Studio Xmas Pack
 * Resold Paints
 * Added Studio (mode) Country Map

16 November 2017

 * Added Star Chaser SR to Top 50 Decoder
 * Unleashed [Succubus] Light zombie costume
 * Adopted AK-47 White Gold
 * Added Dust EX and Italy EX to Bot Zombie Mod
 * Added New Ranking System

2 November 2017

 * Adopted Battle Negev
 * Released Skyscraper
 * Added Natasha (Casual) and Jennifer (Uniform) to Top Class Decoder

26 October 2017

 * Updated Find the Zombies event
 * Held Find the Zombies event
 * Added Transcendent Magnum Drill Gold to Find the Zombies Grand Prize

19 October 2017

 * Added Stun Rifle to Top 50 Decoder
 * Added [Metro City] to Studio (mode)
 * Updated Studio mode with new features
 * Held Studio Video Competition
 * Held Halloween event

12 October 2017

 * Added Chef Heavy zombie and Nurse Sting Finger to Top Class Decoder
 * Added Random Mileage Box
 * Held Mileage Auction

21 September 2017

 * Added Dual Sword Phantom Slayer to Premium Top 50 Decoder
 * Added Jay's Dagger
 * Experience Coupon can now be bought with game points
 * Added Mileage Duffel Bag
 * Bendita and Newcomen can now undergo Premium Weapon Enhancement
 * Readded Python Desperado to Premium Top 50 Decoder
 * Released Episode Carlito
 * Added new Medal: [Best Creator]

7 September 2017

 * Added Bouncer to Top 50 Decoder
 * Adopted Battle Python
 * Held Crazy Zombie Hero event

24 August 2017

 * Recruited Transcendent Yuri and Transcendent Choi Ji Yoon
 * Adopted CHARGER-5
 * Renewed Zombie Annihilation
 * Updated free weapons for Internet Cafe users
 * Added back removed modes

16 August 2017

 * Updated the content of Top 50 Decoder and Brand Top 30 Decoder
 * Updated the TOP 7 list of Mileage Auction

10 August 2017

 * Added Maple Story Theme Pack for Studio (mode)
 * Added Pesticide Sprayer to Top 50 Decoder
 * Added new official maps for Studio mode:
 * Researcher Journal #2: Hospital Escape
 * Researcher Journal #03: Play with Yuri (Maple Story story theme)

27 July 2017

 * Added Top Class Decoder
 * Ripper, Blood Dripper, Compound Bow, and Savery can undergo Premium Weapon Enhancement now
 * Renewed and held Weapon Auction
 * Added Red Dragon Cannon to Top 50 Decoder for 2 weeks
 * Updated Bingo

13 July 2017

 * Adopted TURBULENT-9
 * Resold CROW-1 and TURBULENT-5
 * Officially released Studio (mode)

29 June 2017

 * Adopted AUG Guardian
 * Resold Premium Top 50 Decoder
 * Gáe Bolg and Plasma Gun can undergo Weapon Enhancement now
 * Resold CROW-3 and CROW-11
 * Held Life Weapon Box event
 * Updated Zombie DNA
 * Added [Zombie Master] medal
 * Added [Live Streaming] function
 * Held Ice Breaking event
 * Removed Zombie Enhancement
 * Updated skill for Lilith and Metatronic

15 June 2017

 * Added Battle PP-19 Bizon
 * Sold Global Paint Design
 * Held Zombie Hero Division and Light Zombie Boss events

1 June 2017

 * Added Bunker Buster LTD to Top 50 Decoder
 * Resold Henry, Gunsmith, Ha Ly and Krieg
 * Added Playroom mode
 * Removed [Weapon Manufacturing] and [Material Combination] tabs from Craft section
 * Removed all Combat Blueprint, Durability Material and Perfect Pick Recipe
 * Compensated the lost items with Duration Extenders and a random weapon for 100 days (for Perfect Pick Recipe)
 * Fixed CHARGER-7's firing sound

11 May 2017

 * Adopted CHARGER-7
 * Patched Studio (mode)

20 April 2017

 * Resold CROW-5 and CROW-7
 * Added Python Desperado and Premium Top 50 Decoder
 * Thunderbolt and Green Dragon Blade can undergo Premium Weapon Enhancement now
 * Added Battle PJ MK3A1
 * Resold [Race Pattern], [SKULL Blood], [BALROG Poison] Paints
 * Held Life Weapon Box and Find the Zombies events
 * Added Matchmaking system
 * Held Crazy Zombie Hero and Zombie Shelter Hell Gate events

6 April 2017

 * Adopted Battle PGM Hécate II
 * Held Frozen Terror Paranoia event
 * Held Mileage Giveaway Event

23 March 2017

 * Adopted CROW-1
 * Added Frozen Terror to All Star
 * Adjusted some character abilities in All Star
 * Held Weapon Auction
 * Replaced all Cross signs to 'H' letter (Noticeably Criss)

2 March 2017

 * Released Episode Lucia
 * Adopted Brick Piece S1451
 * Resold Choi Ji Yoon (Limited Edition), Michaela (Limited Edition), Alice (Limited Edition) and Yuri (Limited Edition)
 * Removed Mileage Decoder

9 February 2017

 * Adopted TURBULENT-5
 * Held Valentine event
 * Patched All Star mode
 * Held Stingray Kite event

19 January 2017

 * Adopted Red Dragon Cannon, Special Duck Foot Gun and Sterling Bayonet
 * Added VIP system update
 * Held LNY, Stingray Kite and Light Zombie Boss events

=2016=

29 December 2016

 * Resold VULCANUS-1, VULCANUS-3, VULCANUS-5, VULCANUS-7 & CROW-9
 * Added Top 50 Unlimited Decoder, Top 50 Decoder and Brand Top 30 Decoder
 * Magnum Drill, Blade Runebreaker, SG552 Lycanthrope, Desert Eagle Crimson Hunter, Crossbow Advance, Volcano can undergo Weapon Enhancement now
 * Weapon disassemble reward is changed from random Durability Material, Combat Blueprint and Duration Extender to Mileage Point 500, and Duration Extender 100
 * Updated Bingo
 * Held Weapon Auction event

15 December 2016

 * Resold M134 Minigun Xmas, MG3 Xmas, Barrett M95 Xmas, MG36 Xmas, M1887 Xmas, Tomahawk Xmas, JANUS-7 Xmas
 * Unleashed Heavy zombie Xmas and Light zombie Xmas
 * Sold M950 Attack, Laser Minigun and Destroyer in shop
 * Resold Dual Infinity Final in shop
 * Added special paints for these weapons
 * Held Exciting Decoy and Teddy Terror Events

1 December 2016

 * Released Episode Victor
 * Added 3rd-person View Before Round Start function
 * Recruited Dorothy Dark Knight and Flora Paladin
 * Added Burning AUG to Bingo
 * Clear Episode Victor to get Victor character
 * Spend 100 Premium Decoders to get [Dark Knight Mask] or [Paladin Crown] Costumes
 * Resold Premium Decoder and Wizard of Oz
 * 3 Mileage Decoders can be combined to get 1 Transcendence Decoder now

16 November 2016

 * Sold TURBULENT-7 in shop
 * Adopted Battle QBS-09
 * Recruited Ian and Yuwei
 * Added BALROG-IX WC and BALROG-XI WC
 * Resold Calico M950, Petrol Boomer, AWP-Z and Maverick series
 * Held Zombie Shelter City of Damned (New): Hellgate market event

3 November 2016

 * Adopted War Fan and TURBULENT-7
 * Resold Mileage Decoder Bundles
 * Greatly updated Battlefield Supply
 * Held Jiang Shi Giveaway Event
 * Rebalanced Storm Giant Warhammer and Blade Runebreaker
 * Added BOT Radio mute option

20 October 2016

 * Adopted CROW-3 and Battle FNP-45
 * Resold THANATOS-1, THANATOS-9 and THANATOS-11
 * Held Crazy Zombie Hero event

6 October 2016

 * Added Rail Buster to Mileage Decoder
 * Added Life Weapon Box
 * Resold Mileage Decoder Bundle
 * Resold THANATOS-3, THANATOS-5 and THANATOS-7

22 September 2016

 * Adopted Tornado and Flame Jackhammer
 * Added Battle Ultimax 100
 * Held Crossbow upgrade event
 * Held Zombie Evolution event

8 September 2016

 * Adopted Blade Runebreaker
 * Resold Transcendence Decoder
 * Held Light Zombie Boss event

25 August 2016

 * Adopted CROW-11
 * Added Compound Bow Planet Paint
 * Held Zombie Hero Division Event

11 August 2016

 * Resold Dual Infinity Final with Lace Pattern Paint
 * Resold JANUS-1, JANUS-5 & JANUS-9
 * Held VICTORY Event (MG3 Nation Flag)

28 July 2016

 * Released Episode Choi
 * Adopted CROW-9
 * Held Weapon Auction Event
 * Held Massive Upgrade Event

14 July 2016

 * Adopted Plasma Gun Aqua, Thunderbolt Green Leaf and Savery Violet
 * Standard Weapon Limit Option Update:
 * Name Change (New Classic --> Standard)
 * 8 Banned Weapons (Magnum Drill, M4A1 Dark Knight, AK-47 Paladin, Ripper, Black Dragon Cannon, Gae Bolg, Air Burster, Newcomen)
 * Arms Limitation Display Button
 * Weapon Damage Boost Update
 * Events
 * Battle Weapons
 * Mileage Auction
 * Permanent Weapon Decompose
 * Hot-Time Mileage Giveaway
 * Play-Time Mileage Giveaway
 * Etc:
 * PP-19 Bizon sound fix
 * Zombie DNA is now give an effect in Tournament server
 * Deleted CSO Survey
 * HOT & NEW Tab Change
 * Decoder & Bingo Update
 * SKULL-9 Bug Fix
 * Door Bug Fix in Assault and Abyss2
 * Oberon Bug Fix in Dead End

30 June 2016

 * Adopted SG552 Lycanthrope
 * Added Power Falcon and Broad Divine into Bingo
 * Resold Transcendence Decoder Bundles
 * Updated Zombie DNA
 * Changed Zombie Hero rules
 * Renewed Banshee and Psycho Zombie
 * Increased Hero's and Sidekick's weapon damage
 * Increased damage for AK-47, M4A1, AWP and XM1014 in Zombie modes and Zombie Scenario
 * Updated Battlefield Supply

23 June 2016

 * Resold Poison Paint, BALROG-I, BALROG-V, BALROG-VII and BALROG-IX
 * Held 30,000 Mileages Dream event
 * Updated Battlefield Supply

16 June 2016

 * Adopted PP-19 Bizon
 * Released Mirage
 * Held Claim Your Weapon to achieve the Bizon
 * Updated Battlefield Supply

9 June 2016

 * Held Claim Your Weapon to achieve the KH-2002
 * Held AK-47 Paladin/M4A1 Dark Knight/Magnum Drill Dream event
 * Updated Battlefield Supply

26 May 2016

 * Added Brick Piece T50 into Code Box
 * Resold Mileage Decoder Bundles
 * Held Zombie Hero Division event
 * Held Event Mileage Decoder, Mileage Coupon giveaway and Free Time events
 * Updated the animation for SKULL-7, Glock 18, MAC-10, P228 and MG3
 * Updated Battlefield Supply

12 May 2016

 * Adopted KH-2002
 * Resold Blood Paint, SKULL-7, SKULL-9 and SKULL-11
 * Held Claim Your Weapon event to achieve the KH-2002
 * Updated Battlefield Supply

3 May 2016

 * Modified Tutorial Mode:
 * Basic operations reduced from 6 to 2
 * Removed Zombie Scenario Tutorial
 * Changed mission clear compensation
 * Changed some mode names:
 * "Zombie Original" is changed to "Zombie Classic"
 * "Bot Zombie" is changed to "Zombie"
 * Other changes:
 * Changed button to green
 * Tutorial pops out automatically
 * Showed guide to activate/deactivate Excellent Genes
 * Modified setting to not allow Friendly Fire in all Zombie modes
 * Added bots with M249 into Bot Zombie
 * Held National Children Day event
 * Updated Battlefield Supply

21 April 2016

 * Adopted Desert Eagle Crimson Hunter and VULCANUS-3
 * Resold BALROG-XI and Transcendence Decoder
 * Held Crazy Zombie Scenario event
 * Held Mileage Decoder giveaway event
 * Updated Battlefield Supply

7 April 2016

 * Adopted Ultimax 100
 * Resold BALROG-III and BALROG-XI
 * Introduced Poison Paint (exclusive for BALROG-III and BALROG-XI)
 * Held Claim Your Weapon event to achieve the Ultimax 100
 * Held Dual Infinity Custom/Final Upgrade Events
 * Held Transcendence Decoder giveaway event
 * Updated Battlefield Supply

24 March 2016

 * Adopted Batista
 * Resold SKULL-9, Calico M950, Eruptor, Tactical Knife, M60E4 Maverick, Crowbar Maverick, Petrol Boomer, AWP-Z and Journey to the West series
 * Held Time Weight and Crazy Zombie Hero events
 * Updated Battlefield Supply

10 March 2016

 * Adopted VULCANUS-1 and PP-2000
 * Resold SKULL-1, SKULL-3 and SKULL-5
 * Introduced Blood Paint (exclusive for SKULL-1, SKULL-3 and SKULL-5)
 * Held Zombie Scenario Chronicle event (from season 3 to 5) to achieve [Asura] Medal
 * Held Claim Your Weapon event to achieve the PP-2000
 * Updated Battlefield Supply

25 February 2016

 * Released Farero
 * Resold SKULL-4
 * Held Treasure Hunt event
 * Updated Battlefield Supply

18 February 2016

 * Adopted CROW-5
 * Held Fighting event
 * Updated Battlefield Supply

28 January 2016

 * Updated Zombie Scenario: added more difficulty levels and renewed reward system
 * Released Last Ride
 * Held Letter Collecting Event for Magnum Drill and Chain Grenade
 * Added M950 Attack and Destroyer to Bingo
 * Introduced Monkey Box
 * Resold Mileage Decoder Bundles, THANATOS-9 and BALROG-XI (Confirmed Set)
 * Held Stingray Kite and Valentine events
 * Updated Battlefield Supply

14 January 2016

 * Updated New Zombie Shelter:
 * Released Shelter Tier 4 and new items
 * Added new human skills
 * Released Rhyzome
 * Adopted HK121
 * Held HK121 Custom Upgrade Event

=2015=

31 December 2015

 * Adopted CROW-7
 * Held New Year, Ice Breaking and Zombie Balloon events
 * Updated Battlefield Supply

17 December 2015

 * Patched Z-Noid
 * Recruited Metatronic and Lilith
 * Adopted JANUS-7 Christmas
 * Introduced Transcendence Decoder
 * Added Warhammer Storm to Transcendence Decoder
 * Held Christmas events
 * Introduced Month Weapon system

3 December 2015

 * Adopted VULCANUS-11, Colt Python, SKULL-2, Heavy Zombie Knife and AWP Elf Ranger
 * Recruited Rebecca and Ace
 * Introduced [Pharaoh] Costumes and Random Item Box
 * Resold Double-barreled shotgun for Upgrade Event
 * Added Santorini and Snow Base into Zombie modes
 * Held Claim Your Weapon event to achieve the Python
 * Updated Weapon Experience and Battlefield Supply

19 November 2015

 * Adopted THANATOS-3
 * Updated Zombie Enhancement system
 * Released Choi Ji Yoon and Galaxy Paints
 * Added 9 new Medals and 2 new Achievements
 * Held Pick Up and Melee Weapons License events
 * Updated Weapon Experience and Battlefield Supply

5 November 2015

 * Adopted Falcon and Lightning HMG-1
 * Released Snow Base
 * Held Claim Your Weapon event to achieve the Falcon
 * Updated Bingo:
 * Allowed players to change the special reward (after clearing Bingo) twice per month for free
 * Added button
 * Log into the game during event period to receive CSOWC 2015 Spray (permanent) and play any Original game to get CSOWC Tattoo (30 days)
 * Updated Weapon Experience and Battlefield Supply

22 October 2015

 * Adopted VULCANUS-9
 * Updated Zombie Giant: add RAH-66 Comanche for human team and Angra for zombie team
 * Added 7 new Medals
 * Held Halloween event
 * Updated Weapon Experience and Battlefield Supply

8 October 2015

 * Added Truth and Fastline to Zombie mode
 * Adopted IMI Negev NG-7 and THANATOS-1
 * Held Claim Your Weapon event to achieve the NG-7
 * Held Bingo Commemorative Event:
 * Added Ripper to Mileage Decoder
 * Added Ripper to the list of Bingo Grand Prize
 * 2× probability to Laser Minigun and Dual Uzi in Bingo
 * Resold Katana, Dual Infinity and Double Barrel for Upgrade Event
 * Held Fortune Cookie event

17 September 2015

 * Released Collapse
 * Adopted M4A1 Dark Knight and AK-47 Paladin
 * Added Laser Minigun and Dual Uzi into Bingo
 * Added Transcendence Piece for 2 weeks into Mileage Decoder
 * Resold Mileage Decoder Bundles
 * Held Mid-Autumn Festival
 * Updated Weapon Experience and Battlefield Supply

3 September 2015

 * Adopted QBS-09
 * Released Eagle Paint
 * Introduced S-Box, J-Box and M-Box
 * Resold Calico M950, UTS-15, M14 EBR, ARX-160 and Barrett M95
 * Held Bells event
 * Held Claim Your Weapon event to achieve the QBS-09
 * Updated Weapon Experience and Battlefield Supply

20 August 2015

 * Released Bunny Yard and Parking
 * Adopted VULCANUS-5
 * Resold Franchi SPAS-12 for Upgrade Event
 * Held Mosquitoes, Crazy Gun Deathmatch and Bot Zombie Premium Supply Box events
 * Updated Weapon Experience and Battlefield Supply

6 August 2015

 * Extended Level Limit from 72 to 250
 * Added, changed and deleted some Daily Missions
 * Added Brick Piece M777 and [Superhero] costumes to Code Box
 * Introduced Level Up Coupon
 * Resold Mileage Decoder Bundle
 * Modified Zombie Tag
 * Held Lucky Coin, Premium Decoder and Jackpot Point Box events
 * Updated Weapon Experience and Battlefield Supply
 * Fixed some bugs in Metro

23 July 2015

 * Patched Grievance Update
 * Patched Zombie Tag mode
 * Added Greesia and Out City to Zombie Tag mode
 * Adopted Air Burster
 * Recruited Jin Se-yeon
 * Held Find the Zombies, Premium Decoder and Jackpot Point Box events
 * Updated Weapon Experience and Battlefield Supply

9 July 2015

 * Released Another Truth
 * Adopted VULCANUS-7
 * Log in, play 30 & 60 minutes to get Premium Decoders
 * Collect 100 kill points to get Jackpot Point Box
 * Log in to receive Discount Coupons
 * Fixed wrong grenade HUD icon for THANATOS-5
 * Fixed Cloak bug in New Zombie Shelter
 * Updated Weapon Experience and Battlefield Supply

25 June 2015

 * Patched Zombie Mode Rework
 * Adopted M134 Vulcan, Dual Kriss Custom and Zombie Grenade 2
 * Added Premium Decoder and Jackpot Point Box
 * Added Sapientia and Coil Machine Gun to Bingo
 * Updated Weapon Experience and Battlefield Supply

11 June 2015

 * Adopted PGM Hécate II
 * Resold M14 EBR, Beretta ARX-160, Winchester M1887, M2 Browning and King Cobra (Confirmed Sets)
 * Held Claim Your Weapon event to achieve the PGM Hécate II
 * Held Melee Weapons License and Origin Weapons License event
 * Replaced all old types of Decoder by Mileage Code Decoders
 * Updated Weapon Experience and Battlefield Supply

4 June 2015

 * Adopted THANATOS-5 and Norinco Type 86S
 * Held Claim Your Weapon event to achieve the Norinco Type 86S
 * Updated Weapon Experience and Battlefield Supply

21 May 2015

 * Sold Mileage Supply Crate
 * Added Dart Pistol, [Boxing Headgear] and [Boxing Champion Belt] costumes into Code Box
 * Patched Sudden Death for Fun mode
 * Released Mobius
 * Added Estate and Metro into Zombie Annihilation
 * Held Timed Bomb and Attendance Checking events
 * Updated Weapon Experience and Battlefield Supply

7 May 2015

 * Adopted FNP-45
 * Recruited Krieg and Ha Ly
 * Sold Vietnamese Classes Set
 * Introduced [Non La] Costume
 * Released Warehouse
 * Held Claim Your Weapon event to achieve the FNP-45
 * Held Sudden Attack Cross Event
 * Updated Weapon Experience and Battlefield Supply

23 April 2015

 * Adopted THANATOS-9
 * Released Third Report
 * Introduced Discount Coupon
 * Held Special Nightmare event
 * Updated Weapon Experience and Battlefield Supply

9 April 2015

 * Adopted PJ MK3A1
 * Resold M134 Minigun (Confirmed Set) and held Upgrade Event
 * Held Claim Your Weapon event to achieve the PJ MK3A1
 * Held Seed event
 * Updated Weapon Experience and Battlefield Supply

26 March 2015

 * Adopted Newcomen and Mileage Code Decoder
 * Released Train Shed for Shotgun Battle
 * Added [Idol Sunglasses] and [Idol Microphone] Costumes into Code Box
 * Removed the Code Box (now all Decoders can be used without Code Box)
 * Updated Bingo system (Bingo now becomes a permanent feature in game)
 * Held Baseball, Bingo and April Fool's Day events
 * Rebalanced Zombie Scenario: Season 1 Survival maps: Lost City, Double Gate and Trap
 * Reduced the number of rounds to 5
 * The completion required to get the respective medals are 400, instead of 100
 * The freeze time is reduced
 * Updated Weapon Experience and Battlefield Supply

12 March 2015

 * Adopted M950 and Uzi
 * Held Claim Your Weapon event to achieve the Uzi
 * Updated Weapon Experience and Battlefield Supply
 * Fixed some bugs:
 * Modified some zombies' abilities
 * Modified Battle Veteran
 * Deleted Strong Lifepower and Excellent Genes (effect is not removed)
 * Reduced the conditions required for zombie enhancement
 * Fixed Zombie Escape recording bug

26 February 2015

 * Updated Craft system
 * Removed the Special Combat Blueprints and Components
 * Adopted Lightning Rail and Fire Vulcan
 * Held Bell event
 * Updated Weapon Experience and Battlefield Supply
 * Added new medals: [Exterminator], [Mech Warrior] & [Weapon Master]
 * Added new achievements

10 February 2015

 * Adopted THANATOS-11, Crossbow Advance, Horn Kujang and Blood Dripper
 * Released Memories
 * Resold Advanced Code Decoder, Code A Decoder and Code B Decoder bundles
 * Held Crossbow Advance Upgrade Event
 * Held Valentine, Letter Collecting Event and Bingo events
 * Updated Weapon Experience and Battlefield Supply

22 January 2015

 * Recruited Soy and Jim
 * Sold CSO Assistant set
 * Released Rising
 * Held Dual Infinity Upgrade Event
 * Updated Weapon Experience and Battlefield Supply

13 January 2015

 * Patched Zombie File
 * Released First Report and Second Report

8 January 2015

 * Adopted RPG-7
 * Held Coin Event
 * Held Battlefield Supply Upgrade event
 * Held Enhanced attendance event
 * Held more Weapon Experience event
 * Updated some contents:
 * Increased Heavy Zombie's health
 * Reduced Sting Finger's health
 * Reorganized Family Achievement
 * Items obtained from Family and extended storage periods will be collected

=2014=

18 December 2014

 * Patched Free Update
 * Reorganized Zombie Modes
 * Improved PvP modes
 * Changed some paid weapons and items to be free (default) for all players
 * Changed the contents of Combat Blueprint
 * Introduced Perfect Pick Recipe item
 * Increased the performance of K3
 * Reformed Craft system
 * Changed the rewards of Special Mission, Daily Mission and Weekly Mission
 * Updated the prizes for Promotion reward
 * Reorganized Battlefield Supply
 * Adopted THANATOS-7 and Tomahawk Christmas
 * Resold AS50, MG3, Dual Infinity and Katana
 * Sold Combat Blueprints and Durability Materials in shop
 * Play CSO to get Christmas Box
 * Removed Level Restriction of some weapons
 * Fixed Deimos and Ganymede bug, SKULL-9 bug
 * Removed Bloody Blade and some Zombie sets
 * Held Christmas event
 * Held more Weapon Experience event

4 December 2014

 * Sold Wizard of Oz set
 * Reorganized Fun mode and some Zombie Scenario maps
 * Introduced Paint system
 * Updated Zombie Annihilation
 * Held Seoul CSO World Championship 2014
 * Gave away SKULL-5 and SKULL-7 WC Editions to the participants
 * Gave away CSO WC 2014 spray free (perm) for all players
 * Held EXP & Point Boost Event on Dust2, Inferno, Train, Santorini and Sanctuary
 * Held Fun Kill Point Collection Event
 * Held Bell event
 * Held Zombie Match event
 * Held more Weapon Experience event

20 November 2014

 * Patched Zombie Annihilation
 * Updated Zombie Enhancement
 * Added Dominique and Brick Peace V2 into Code Box
 * Added [Gentleman] Costumes into Code Box
 * Held Fortune Cookie and Seed events

6 November 2014

 * Adopted Gilboa Carbine
 * Held Gilboa Carbine Upgrade Event
 * Released Madness
 * Resold OTs-14 Groza for Weapon Enhancement
 * Held more Weapon Experience event

23 October 2014

 * Added Papin and Alin to Code Box
 * Added [Provocation] costumes
 * Resold KSG-12, ARX-160, AS50 and M60E4
 * Held Halloween event

7 October 2014

 * Released Splash
 * Adopted Crowbar Maverick and K1A Maverick
 * Resold TDI Kriss Super Vector for Upgrade Event
 * Resold Maverick [S] Combat Blueprint + Unlimited Durability item set
 * Held more Weapon Experience event

18 September 2014

 * Released Hell Ride
 * Adopted Slasher and Erupt Cannon
 * Adopted M1 Garand, M1918 BAR, Sten Mk2 and M1911 A1
 * Sold World War II Set B
 * Held Seed event
 * Held more Weapon Experience event

4 September 2014

 * Held Bingo event
 * Adopted Rail Cannon and Plasma Grenade
 * Patched Fight Yard
 * Released Ice World
 * Resold JANUS-7 sets
 * Sold Decoder bundles

21 August 2014

 * Adopted Mauser C96, MG42, Mosin-Nagant and MP40
 * Sold World War II Set A
 * Held World War II Weapons Event
 * Resold SPAS-12 for Upgrade Event
 * Held Mosquito event

7 August 2014

 * Adopted JANUS-3
 * Released Omen
 * Released B-Box BLUE
 * Held Lucky Coin event
 * Held more Weapon Experience event

24 July 2014

 * Recruited Henry and Gunsmith
 * Sold Meister Package
 * Introduced Manners system
 * Adopted BALROG BLUE Series
 * Held Find the Zombies event
 * Resold Tactical Knife for Upgrade Event
 * Held Dinosaur costumes event
 * Held more Weapon Experience event

10 July 2014

 * Adopted Petrol Boomer
 * Introduced Zombie Giant
 * Released Forsaken
 * Held Time Bomb event

26 June 2014

 * Added New Zombie Evolution System
 * Re-balanced some weapons
 * Added Weapon Experience system
 * Added Bendita, [Afro Hair] & [Elegant Hair] costumes
 * Held Bingo Event
 * Held Code Decoder Blast Event

12 June 2014

 * Adopted Galil Maverick and M1887 Maverick
 * Held [Red Indian] Costumes event
 * Resold SKULL-8, BALROG-III, JANUS-1 packaged with 100,000 points
 * Resold XM2010, OTs-14 Groza, Parang and KSG-12
 * Resold Dual Infinity for Upgrade Event
 * Released Spirit Shot, Summoning Shot and Tornado Shot
 * Introduced New Classic Battle
 * Introduced Tutorial Mode for Zombie Scenario and Zombie Mods
 * Enlarged inventory

29 May 2014

 * Adopted JANUS-11
 * Released Paranoia
 * Clear all Zombie Scenario chapters chronologically to get [Asura] medal and Lightning HZ-1
 * Kill 1000 zombies in Paranoia to get Poison Gun (1 usage)

15 May 2014

 * Re:booted ranking system
 * Introduced Matchmaking
 * Added Isabelle and Aeolis into Code Box
 * Resold SL8 for Upgrade Event
 * Sold Code Decoders bundle set

29 April 2014

 * Sold Journey to the West set
 * Released Metro
 * Resold Cart Rider Best Friend Package
 * Collect 2014 kill points to get [Dao Head] costume
 * Play for 3 hours to get [Bazzi Head] costume

17 April 2014

 * Added Maverick Combat Blueprint
 * Adopted PSG-1
 * Added M60E4 Maverick and SPAS-12 Maverick
 * Resold M2 Browning and Barrett M95 for Weapon Enhancement
 * Held Battle Weapons, Seed and Special Nightmare events

1 April 2014

 * Held April Fool Event:
 * The players must have accounts, then they have to open the "game modes" section on the official website and choose Zombie 4: Darkness
 * Then they must press until a code appeared
 * Players can enter the code in-game to receive the following items: B-Box and World Best Set

27 March 2014

 * Added Cyclone, Lingling and Duration Extender into Code Box
 * Released Shadow Conqueror set

13 March 2014

 * Adopted JANUS-9
 * Released Sanctuary
 * Rebooted Family system
 * Held Time Bomb event

27 February 2014

 * Add new Weapon recipe for SKULL Series, BALROG Series and JANUS Series
 * Resold JANUS-5 and Double-barreled shotgun
 * Held Double-barreled shotgun upgrade event
 * Held Fortune Cookie event

13 February 2014

 * Rebooted Zombie Shelter: Coop
 * Released Desert Plants
 * Added Survival Tools Package
 * Adopted Machete, Crowbar and Claw Hammer
 * Held B-Box Giveaway event
 * Held Valentine event
 * Held Golden bell giveaway event

28 January 2014

 * Re:boot Zombie Scenario
 * Released Envy Mask
 * Recruited Choi Ji Yoon (Limited Edition) and Michaela (Limited Edition)
 * Added Gae Bolg, MP7 Unicorn, and Horse Axe
 * Sold Decoders bundles
 * Resold SKULL-4
 * Added Dual Infinity to shop
 * Resold Combat Knife and held Combat Knife upgrade event
 * Held Kite event
 * Held Bingo Event and Letter Collecting Event
 * Log in specific days to receive Fortune bag

16 January 2014

 * Released Shoreline

9 January 2014

 * Patched Zombie 4: Darkness
 * Adopted M2 Browning
 * Released Dark City
 * Kill the zombies at the end of the round to get Zombie 4: Darkness supply box or key
 * Held Coin Event

=2013=

19 December 2013

 * Adopted M1887 Xmas
 * Added Advanced Enhancement Kit and Craft Item Duffel Bag
 * Resold BALROG-I and BALROG-IX
 * Resold ARX-160 for Weapon Enhancement
 * Added new medals: [Enhancer] & [Mother of Success]
 * Re:booted Craft system
 * Added Zombie 4: Darkness supply box
 * Held Christmas event

05 December 2013

 * Added Savery and PKM Gold into Code Box
 * Rebooted Clan system
 * Rebooted Ranking system

21 November 2013

 * Adopted Groza
 * Clear Zombie Shelter: Coop/Team Match to receive Soy's SD Zombie Maker
 * Held Golden bell giveaway event
 * Held B-Box giveaway event
 * Updated Battlefield Supply

14 November 2013

 * Patched New Zombie Shelter
 * Released Dead City

07 November 2013

 * Adopted JANUS-1
 * Added new medals: [Last Survivor] & [Unauthorized Dismantle]
 * Updated Battlefield Supply
 * Held Time Bomb event

24 October 2013

 * Introduced Dedicated Server
 * Reform Medal system
 * Added new medals for Zombie Scenario: Season 3, Encounter and Beast mode
 * Clear all Zombie Scenario: Season 3 chapters, Encounter and Conspiracy to receive Lightning LZ-1
 * Log in to receive Pumpkin Grenade and costumes
 * Added Drill and G11 Gold into Code Box
 * Updated Battlefield Supply

10 October 2013

 * Invented JANUS-7
 * Discovered Illusion
 * Held Baseball event
 * Updated Battlefield Supply
 * Play 30 minutes to get Illusion Key

26 September 2013

 * Recruited Walter and Carlito
 * Resold HK G11 for Weapon Enhancement
 * Held Golden bell event
 * Updated Battlefield Supply

12 September 2013

 * Adopted JANUS-5
 * Released Conspiracy
 * Held Bingo Event
 * Added Compound Bow and UTS-15 Pink Gold to Bingo prizes
 * Introduced B-Box
 * Updated Battlefield Supply

29 August 2013

 * Adopted ARX-160
 * Released Dark Snow
 * Held Time Bomb event
 * Updated Battlefield Supply

13 August 2013

 * Adopted Tactical Knife
 * Held Tactical Knife Upgrade event
 * Held Mosquitoes Eradication event
 * Updated Battlefield Supply
 * Resold Christmas Edition Weapons

01 August 2013

 * Adopted SKULL-6
 * Released Encounter
 * Held Big Head Event
 * Updated Battlefield Supply

25 July 2013

 * Resold BALROG-I, BALROG-V, BALROG-VII and BALROG-IX

18 July 2013

 * Adopted Battle Weapons
 * Released Joker Character
 * Added [Polar Head] and [Penguin Doll] costumes
 * Updated Battlefield Supply

04 July 2013

 * Patched Beast mode
 * Updated Custom Start menu
 * Released Cold Fear
 * Adopted Leviathan
 * Updated Battlefield Supply

27 June 2013

 * Adopted SKULL-8
 * Held Bingo Event
 * Added Plasma Gun and Beam Sword into Bingo Event prizes
 * Added Green Dragon Blade into Coded Box

20 June 2013

 * Adopted AWP-Z
 * Released Hitchhiking
 * Held Ice event

04 June 2013

 * Held SPAS-12 Cobra Upgrade event
 * Added Weekly Ranking system

30 May 2013

 * Introduced AFK Host Auto-kick system
 * Adopted AK-74U
 * Added [Squirrel] costumes
 * Updated Battlefield Supply

14 May 2013

 * Adopted BALROG-XI
 * Held Dual Infinity Upgrade event
 * Updated Battlefield Supply
 * Held Code A Decoder Giveaway event

02 May 2013

 * Resold Cart Rider Best Friend Package
 * Added [Kart] costumes
 * Clear all Zombie Scenario maps to get Lightning HZ-1

23 April 2013

 * Released Panic Room
 * Clear Panic Room to receive Jiang Shi (permanent)
 * Added [Panda] costumes
 * Introduced Origin Weapons License
 * Added Needler and King Cobra Gold into Coded Box
 * Updated Battlefield Supply

11 April 2013

 * Adopted SKULL-4
 * Launched Facebook page

04 April 2013

 * Introduced Baseball event
 * Sold SKULL-4 Reservation Ticket

28 March 2013

 * Released Lusty Rose
 * Introduced M16A1 Veteran
 * Added [E], AT4-CS and Lightning AR-2 sprays
 * Held Seed event
 * Held Reversed Map event
 * Updated Battlefield Supply

14 March 2013

 * Released Santorini
 * Adopted BALROG-III
 * Introduced Code B Decoder
 * Added FG-Launcher and MG36 Gold into Coded Box
 * Collect 100 special points to receive Lightning LZ-1 permanent
 * Log in to receive Heart bomb and Heart spray
 * Updated Battlefield Supply

26 February 2013

 * Adopted K3
 * Added [Pig] costumes
 * K3 and UTS-15 can be enhanced now
 * Updated Battlefield Supply

14 February 2013

 * Held Triple-barreled shotgun Upgrade event

07 February 2013

 * Adopted UMP45 Snake
 * Added Serpent Blade and Ripper
 * Held Bingo Event and Stingray Kite events
 * Introduced [Golden Armor] costumes
 * Added [Rescue Elite] medal
 * Updated Battlefield Supply

31 January 2013

 * Adopted BALROG-I
 * Released Threat
 * Updated Battlefield Supply

17 January 2013

 * Patched Zombie Shelter
 * Recruited Alice (Limited Edition) and Yuri (Limited Edition)
 * Released City of Damned

03 January 2013

 * Patched Rush Battle
 * Adopted HK G11
 * Released Urban Assault
 * Updated Battlefield Supply

=2012=

20 December 2012

 * Added [Christmas] costumes
 * Log in to receive Christmas hat and spray
 * Adopted MG36 Christmas Edition
 * Resold MG3, M134 Minigun and Barrett M95 Christmas Editions
 * Updated Battlefield Supply

06 December 2012

 * Adopted BALROG-IX
 * Released Behind
 * Updated Battlefield Supply

22 November 2012

 * Held Lucky Coin event
 * Added Thunderbolt and Double-barreled shotgun Gold into Coded Box
 * Released [Last Soldier] & [Infecter] medals

13 November 2012

 * Introduced Comrade
 * Adopted M249 Veteran

08 November 2012

 * Adopted UTS-15
 * Held Kriss Super V Upgrade event

25 October 2012

 * Released Venice
 * Added [Halloween] costumes
 * Added OICW and M60E4 Gold into Coded Box

11 October 2012

 * Adopted M16A1
 * Held Silver bell and Golden bell events
 * Resold Parkerhale M82 and PKM for Weapon Enhancement

25 September 2012

 * Released Contact
 * Adopted BALROG-V
 * Added Volcano, P90 Lapin and Cannon into Coded Box
 * Held Full Moon event

13 September 2012

 * Introduced costumes
 * Added Dust Zero and Angel City to other modes

30 August 2012

 * Released Angel City
 * Adopted King Cobra
 * Added [Firefighter], [Bot Zombie Master] and [Reliable Assistant] medals

16 August 2012

 * Held SL8 and Combat knife Upgrade events

09 August 2012

 * Adopted Lightning LZ-1
 * Adopted Lightning HZ-1
 * Released Poisoning
 * Held Seed event

02 August 2012

 * Released Skyline
 * Resold WA2000 for Weapon Enhancement

26 July 2012

 * Held Mosquitoes event
 * Held M134 Minigun Upgrade event

12 July 2012

 * Released Angra Nest
 * Adopted BALROG-VII

28 June 2012

 * Patched Z-VIRUS
 * Released Forbidden
 * Unleashed Venom Guard and Sting Finger
 * Adopted M32 MGL
 * Added Ethereal and Wild Wing to Bingo Event
 * Added Lightning AR-2 and M14 EBR into Coded Box

14 June 2012

 * Patched Basic mode
 * Released Dust Zero
 * Resold AS50, KSG-12, StG 44 and HK23E for Weapon Enhancement

31 May 2012

 * Adopted M249 Camouflage
 * Released level-restrict weapons
 * Introduced Weapon Enhancement
 * Added Normal Enhancement Kit and Anti-Enhancement Material
 * Added Lucky Gunman
 * Resold M14 EBR and XM2010

17 May 2012

 * Added Soy's SD Zombie Maker
 * Adopted Parkerhale M82

03 May 2012

 * Added [Phoenix] and [Weapon Specialist] medals
 * Added Shooting Star and KSG-12 Gold into Coded Box
 * Held Dual Infinity Upgrade event
 * Adopted Cart Rider Best Friend Package

19 April 2012

 * Adopted SKULL-11
 * Released Decoy
 * Resold MG36, M79 Saw off and Wedung

05 April 2012

 * Adopted Tomahawk
 * Added Gallery, Inferno and Checkmate to Gun Deathmatch

22 March 2012

 * Patched Gun Deathmatch
 * Recruited Raven and Michaela

08 March 2012

 * Added Avalanche and StG 44 Gold into Coded Box
 * Held Silver bell and Golden bell events

23 February 2012

 * Adopted MK48
 * Released Culvert

19 January 2012

 * Added AWP and M24 into Coded Box
 * Recruited Jennifer (Army) and Natasha (casual)
 * Held Letter Collecting Event
 * Added Black Dragon Cannon and TMP Dragon as the main prizes

12 January 2012

 * Adopted SKULL-3
 * Patched Zombie Escape
 * Released Blood Castle

=2011=

22 December 2011

 * Patched Hidden
 * Added [Hawk Eye] and [Meister] medals
 * Added Tempest and M79 Saw off Gold into Coded Box
 * Adopted Barrett M95 Christmas Edition

08 December 2011

 * Introduced Zombie Mods Clan Battle

24 November 2011

 * Adopted SPAS-12
 * Held SPAS-12 Upgrade Event

10 November 2011

 * Introduced Character Emotion
 * Recruited Enzo
 * Recruited Lucia

27 October 2011

 * Updated Human Scenario
 * Released Sidewinder
 * Added [Dione Chaser], [Comanche Hunter], [Osprey Hunter] and [Gear Breaker] medals
 * Adopted AT4-CS
 * Sold AT4 in points

13 October 2011

 * Patched Team Deathmatch: Item Battle
 * Released Checkmate
 * Adopted PKM

22 September 2011

 * Patched Zombie Scenario: Season 2
 * Released Toxicity
 * Adopted SKULL-1

08 September 2011

 * Added Dragon Tail and HK23E Gold into Coded Box
 * Resold MG36

25 August 2011

 * Released Suzhou
 * Added [Godlike] medal
 * Resold PLA and May

11 August 2011

 * Added [CSO Champ] medal
 * Added [CSO Challenger] medal
 * Adopted StG 44

28 July 2011

 * Held M134 Minigun Upgrade event
 * Introduced Code A Decoder
 * Added Lightning SG-1 and Flintlock into Coded Box
 * Added MG3 Gold and MP5 Gold into Coded Box

14 July 2011

 * Released Origin
 * Adopted Holy Bomb and Silver Luger
 * Recruited Fernando and Blair
 * Unleashed Stamper

30 June 2011

 * Adopted Salamander
 * Released Requiem and Rest
 * Unleashed Banshee

16 June 2011

 * Adopted AS50
 * Added more Tattooes

02 June 2011

 * Adopted KSG-12

19 May 2011

 * Resold SL8
 * Held SL8 Upgrade event

03 May 2011

 * Resold Kriss Super V
 * Held Kriss Upgrade event

26 April 2011

 * Released Nightmare
 * Added Blaster and WA2000 Gold into Coded Box

21 April 2011

 * Introduced Map Advancement
 * Added [Patron] and [Biker Gang] medals

31 March 2011

 * Recruited Keith Icahn
 * Recruited Spade
 * Added Special Mission Reset
 * Added April Fool sprays

24 March 2011

 * Resold Dual Infinity
 * Resold Combat knife
 * Held Dual Infinity Upgrade event
 * Held Combat knife upgrade event

17 March 2011

 * Adopted Thompson Chicago and Luger P08
 * Released Industry2
 * Added Tattooes

03 March 2011

 * Adopted MG36

17 February 2011

 * Adopted SKULL-5
 * Introduced Craft
 * Released Dead End

27 January 2011

 * Held Mosquitoes event
 * Adopted P90 Lapin
 * Adopted Volcano

20 January 2011

 * Released Quasar
 * Recruited Alice
 * Added [Conqueror], [Home] and [Metal Hero] medals

06 January 2011

 * Added Ganymede
 * Added Bloody Blade

=2010=

16 December 2010

 * Patched Metal Arena mode
 * Released Metal Gate map
 * Adopted SKULL-9

02 December 2010

 * Adopted M60E4
 * Adopted M16A4 and AN-94
 * Released Port
 * Renamed all classic weapons
 * Improved Ban List system
 * Added [Winner], [Specialist], [Perfectionist], [God of Mission] & [Avenger] medals

25 November 2010

 * Released Cobble, Storm and Havana for Zombie Mods
 * Resold Kriss Super V
 * Held Kriss Super V Upgrade event

04 November 2010

 * Adopted Kriss Super V

28 October 2010

 * Released Blaze
 * Added Drone Control Chip
 * Added Dr. A's Trunk

14 October 2010

 * Added Special mission and Daily mission challenge
 * Added Reward preview

07 October 2010

 * Released Cube
 * Adopted TAR-21
 * Adopted Katana

16 September 2010

 * Released Mosque
 * Adopted Barrett M95

02 September 2010

 * Added Melee Weapons License

26 August 2010

 * Adopted AT4
 * Released Hellfire
 * Added TRG-42 Platinum and Gold Luger into Coded Box

10 August 2010

 * Patched Human Scenario
 * Released Desert Storm
 * Adopted WA2000

29 July 2010

 * Recruited Erika
 * Recruited May
 * Added Lightning BIG-EYE

14 July 2010

 * Adopted SKULL-7
 * Released Chaos

17 June 2010

 * Added Soccer medals
 * Added Thompson Chicago Gold and USAS-12 Camouflage into Coded Box

03 June 2010

 * Updated Ban List
 * Adopted Infinity Black
 * Adopted Infinity Red
 * Adopted MP7A1 60R

19 May 2010

 * Patched Soccer
 * Released Striker
 * Recruited Max Thacker and Asia Red Army (Soccer)
 * Recruited Choi Ji Yoon (Soccer) and Yuri (Soccer)
 * Added Cannon Shot and Night Hawk Shot

04 May 2010

 * Updated Vegas to Zombie Infection
 * Adopted Cart Rider Best Friend Package
 * Released Kart

22 April 2010

 * Released Rats
 * Adopted Double-barreled shotgun
 * Adopted Infinity Silver

08 April 2010

 * Unleashed Deimos
 * Introduced Deadly Shot

25 March 2010

 * Released Lost City Hard
 * Released Double Gate Hard
 * Adopted M14 EBR
 * Added Round Retry

11 March 2010

 * Released Stadium

09 February 2010

 * Introduced Ranking system
 * Added Supply box to Zombie Scenario
 * Added Gerrard and David Black into Coded Box
 * Adopted Dragon Set and Dragon Knife
 * Added Crossbow and MP5 White Tiger into Coded Box

21 January 2010

 * Released Last Clue
 * Adopted HK23E

07 January 2010

 * Released Trap
 * Resold Dual Infinity
 * Held Dual Infinity Upgrade event

=2009=

17 December 2009

 * Released Double Gate
 * Released Vostok
 * Adopted MG3 and M134 Minigun Christmas Editions
 * Added SD Light Zombie and SD Heavy Zombie sprays

03 December 2009

 * Patched Zombie Scenario
 * Released Lost City
 * Adopted M79 Saw off
 * Added Battle Revival and Emergency Medicine
 * Added [Master of Survival], [Zombie Hunter] and [Sword master] medals

19 November 2009

 * Added medals
 * Updated more maps for Zombie Mode
 * Adopted Wedung
 * Added SD Psycho Zombie sprays

12 November 2009

 * Adopted QBB-95EX

05 November 2009

 * Updated more maps for Zombie Mode

29 October 2009

 * Patched Zombie: The Hero
 * Added Battle Veteran
 * Released Abyss3
 * Updated more maps for Zombie Mode

22 October 2009

 * Held Dual Infinity Upgrade event

15 October 2009

 * Released Champion
 * Adopted Combat knife

30 September 2009

 * Added Lightning SMG-1 into Coded Box

24 September 2009

 * Released Truth
 * Updated Havana and Hong Kong to Zombie Union
 * Adopted Dual Infinity

10 September 2009

 * Patched Zombie Union: Annihilation
 * Adopted FNC
 * Released Jump2
 * Updated Train and Back Alley to Zombie Union

13 August 2009

 * Patched Challenge mode
 * Released Run1 and Jump1
 * Released Fastline
 * Adopted M24 and Balisong
 * Added SD Choi Ji Yoon and SD Ritsuka sprays

30 July 2009

 * Adopted Blaser R93 Tactical
 * Added SD Jennifer and SD Natasha sprays
 * Updated Assault to Zombie Modes

23 July 2009

 * Adopted M134 Minigun

16 July 2009

 * Added Winchester M1887 Gold, SL8 Gold and Lightning AR-1 into Coded Box
 * Unleashed Voodoo zombie
 * Released Firebomb

02 July 2009

 * Patched Zombie: The Union
 * Released Union

18 June 2009

 * Released Industry
 * Adopted Winchester M1887
 * Equipped M24 Grenade

04 June 2009

 * Adopted L85A2

21 May 2009

 * Released Moonlight
 * Added F2000 and K1A Special Edition into Coded Box
 * Adopted Hunting Dagger

23 April 2009

 * Unleashed Psycho zombie
 * Added Sprint ability

26 March 2009

 * Released Gallery
 * Added Ladder and Host Zombie sprays