Events (South Korea)



=2017=

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

2 November 2017

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

26 October 2017

 * 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 Trial Injection 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