Event Decoder — cso

Event Decoder is an event-based item in Counter-Strike Online.

Overview

A device capable of decrypting unbreakable passwords. Through this decoder, you can obtain Transcendent Weapons, Transcendence Classes, Unique Weapons, Zombie Skins, Costumes, etc. at a probability.

If it is not used on the day of acquisition as an event decoder, it will be deleted the next day.
Content is synced with Transcendence Decoder, Unique Decoder, Rare Decoder (Rare grade weapons unavaiable in South Korea Event Decoder) and Class Decoder, although there are additional content as well, mainly removed content from main decoders.
Limited sale and Rotation group items are unavailable on this decoder
All items in Unique grade or below are guaranteed to be permanent duration, Transcendent grade can be duration or permanent except for Black Dragon Cannon, Blood Dripper, Crossbow and Crossbow Advance which are only available in permanent duration
Doesn't reward Mileage when used

Records

16 December 2021

Removed Rare grade weapons from Event Decoder (South Korea only)

2 December 2021

Added Magnum Drill

4 November 2021

Added Desert Eagle Crimson Hunter

20 May 2021

Added Black Dragon Cannon, Blood Dripper, Crossbow and Crossbow Advance
Added Batista, Laser Minigun, Compound Bow, Star Chaser AR, Bouncer and Stun Rifle

10 Dec 2020

Firstly introduced

Available items

Transcendence Weapon Group 1 (0.15000%)

Transcendence Weapon Group 2 (0.32500%)

Unique Weapon Group 1 (0.28571%)

Unique Weapon Group 2 (0.40000%)

Transcendence Class 1 Group (0.03750%)

Transcendence Class 2 Group (0.05625%)

Zombie Skins (0.25000%)

Classes (0.32143%)

Costumes (0.39286%)
Rare grade weapons (0.21970%)

Transcendence Decoder Undiscovered Group (0.17308%)

Unique/Rare Decoder Unreleased Group (0.01250%)

Class Decoder Unavailable Group (0.22222%)

Items

Lobby

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 • Transcendent 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 • Refined • Classic • 2023 • Paint • Hopeful Chest • Special Buff • 2024 Event • Blank • Series • ZHC Special • Journey • Battlefield • Magma • Unique Modified • Data

Decoder

Classic • Advanced (A • B • ZHC) • Mileage (Crate) • Premium • Legacy Transcendence (A • B • C) • Package • Brand • Top 50 • Epic • Top Class • Rare • Unique • Transcendent • Class • Event • Drakar • Paint • Trace • Plus • All-In-One • Snowflake • Legend

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 • Epic Decoder Supply Ticket

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

Dr. A

Stamina Drug • Power Amplifier • Money Extractor • Secret Research Funds

Others

Nightmare key • Poisoning key • Illusion key • Madness key • Melee Weapons License • Origin Weapons License • SD Zombie • Weakness Analyzer (Season 1 • Season 2 • Season 3) • Dr. A's Trunk (1 • 2 • 3)

Reboot II

Venom Guard Damage Down • Zombie Grenade Damage Down

Add-on

Reinforced Attack • Extended Magazine • Tide Tuner • Shadow Blade • Survival Instincts • Ammo Reserves • Explosive Ammo • Free Market • Weakness Analysis • Thorns • Ironclad • Titan's Will • Regeneration • Trap Evasion • Swiftfoot • Giant's Feet • Heavy Steps • Addict • Quick Rejoining • Nouveau Riche • Capitalism • Veteran's Help • Deft Movement • Abundant Returns • Healer • Revenger • Group Tactics • Steel Unique

Sentry Gun • Comanche Record Device • Pilot Tag • Drone Control Chip • EXP Medals

Craft

Durability Material • Weapon Recipe • Combat Blueprint ( CSN:Z • Vietnam • Indonesia ) • Lucky Craftsman • Recycle • Recipe Exchange coupon • Perfect Pick Recipe

Cosmetic

Wings	Protector • Black Dragon • Repulsor • Soul • Radiance • Frost • Wolf

Others	Tattoo • Santa hat • Costumes (Box) • Paint • Nameplate • Zombie Respawn FX

Family

Notice Expansion • Mark Change • Member Expansion • Name Change • Merger • Colored Name • Bold Name • Name Background • Underlined Name • Stroke Name • Italic Name • Member Title

Nickname

Camouflaged • Change • Underlined • Background • Bold • Colored • Italic • Store • Autochange • Anonymizer

ENH

Normal • Advanced • Anti • Parts

Epic Event

Epic • Divine • Dark • Power • Guardian • Star • Resonance • Dragon • Radiance • Ice • Wolf • Giga

Soccer

Night Hawk Shot • Cannon Shot • Spirit Shot • Summoning Shot • Tornado Shot

In-game

C4 Countdown • Votekick • Damage Display • Short Respawn • HP+ • Display Killer

Miscellaneous

Lucky Gunman • M14 landmine • Holographic Sight • Optical Gunsight • Silencer

Pass

VIP Pass • VVIP Pass • Epic Pass • Transcendent Pass • Class Pass