Dr. A's Trunk

“	Mysterious scientist Dr.A has appeared silently and passed you the 'below trunk' as a reward for collecting three siege type samples.	”
	— Official description

Dr. A's Trunk is a special item in Counter-Strike Online.

Usage

The player will get items after opening this box which helps them efficiently in Zombie Scenario and Human Scenario. It lasts for 30 days or (10 days, for Human Scenario) per box.

These items are required to obtain the Trunk (Note: they were removed after Re:boot. Instead, players will receive the new ones). The player can get one box after using one set.

Zombie Scenario Season 1

Set 1

Set 2

Human Scenario set

Zombie Scenario Season 2 Set

Zombie Scenario Season 3 Set

Gallery

Dr. A's confidential trunk for Human Scenario, which also shares the same properties

Re:boot

After Re:boot Dr. A's Trunks are now classified into superior, average and inferior grades.

Grade	Confidential Documents	Secret Map	Research Tools	Zombie Sample	Dr A's Trunk
Inferior
Average
Superior

Dr.A's Trunk's rewards were also classified into superior, average and inferior grades, new power-ups like Level Up Amplifier was also added.

Grade	Bulletproof Armor	HP Supplement	Spare Magazine	Combat Boots	Attack Amplifier	Weakness Analysis Device	Level Up Amplifier
Inferior
Average
Superior

Trivia

The old versions of Dr. A's Trunk (1, 2 and 3) were removed after the Zombie Scenario Re:boot, while the Human Scenario version is still remain.
Every items that the player obtains from the old version of Dr. A's Trunk before Re:boot will be converted to the medium-class types (except for Money Extractor and Secret Research Funds).

Reward Preview • Special Mission Reset • Promotion reward ( KR • TW/HK • CHN • IDN • CSN:Z • VN ) • Channel Chat • Experience Coupon • Game Points Coupon • Battlefield Supply • Ignore Defeat • Ignore Penalty • Ignore Defeat + Penalty • Joker Character • Craft Item Duffel Bag • Duration Extender • Experience Up • Point Up • Double Up • Mileage Duffel Bag • Mileage Lottery Ticket • Weapon Lottery Ticket • Bingo Ticket • Premium Moderator

Boxes

C-Box ( KR • TW/HK • CHN • JPN • SG/MY • IDN • TL • TR • CSN:Z • VN ) • Z-Box • Military • Treasure • Darkness • Xmas • Jackpot • S-Box • B-Box • J-Box • M-Box • Random • Life Weapon ( Transcendent ) • Mileage • Rare ( Halloween ) • Buff ( Class ) • Summer • Part Weapon Special • Part Item • Chest • 10th Anniversary • CSOGS • Epic • Siege • Mileage • Challenge • Settlement Support • Part Weapon Selection • FLEX • ENH • Old-Time • Z Starter • Rare Selection • Class Selection • ENH Selection • Costume Selection • Unique Selection • Transcendence Selection • Upgrade • Xmas • Gold • Mystery • Costume Selection • Desert • All-In-One • Epic Selection

Decoder

Classic • Advanced (A • B) Mileage (Crate) • Premium • Buff (A • B• C) • Package • Brand • Top 50 • Epic • Top Class • Rare • Unique • Class • Event • Drakar

Event

Advance Unit's Supply Box • Reversed Map • Soccer Ball • Heart Bomb • Pumpkin Grenade • New Year Box • Silver Bell • Golden Bell • Mystery Gift • Seed • Sprout • Fruit (Harvested) • Fortune bag • Timed Bomb • Fortune Cookie • Lucky Coin • Ice Breaking • Soy's SD Zombie Maker • Baseball • Reservation Ticket • Discount Coupon • Level Up Coupon • Transcendence Piece • Gold Moon Cake • Gunsmith Toolbox • Drakar Coin

Supply Box • Point Up • Double Up • EXP Up • All Set • Floating Damage • Damage Meter

In-game

Battle Revival • Emergency Medicine • Round Retry

Clues

Set 1	Operational Map • Damaged Equipment • Andrey's Diary • Phobos' DNA

Set 2	Siege Type's Blood • Siege Type's Frame • Siege Type's DNA

Set 3	Dione Pursuit Diary ( No.1 • No.2 • No.3 • No.4 )

Set 4	Confidential Weapons Document ( No.1 • No.2 • No.3 • No.4 )

Set 5	Frozen Terror's Mane • Gluttony's Tongue

Reboot	Confidential Documents • Secret Map • Research Tools • Zombie Sample • HP Supplement • Attack Amplifier • Bulletproof Armor • Combat Boots • Spare Magazine • Weakness Analysis Device • Level Up Amplifier