Counter Strike Online Wiki

Epic Decoder is the decoder of the highest grade in Counter-Strike Online.


A device that can decipher unencrypted passwords. The decoder that has a high probability to obtain a new epic weapons and Top 50 permanent weapons. It is possible to obtain a certain amount of mileage Advanced Epic Piece Box (x2) when used.

  • Redundant items can be obtained.
  • 100 packs of Epic Decoders are 20% off price.

Release date[]

  • Japan: 25 January 2017.
  • South Korea: 24 January 2019.
  • Taiwan/Hong Kong: 29 January 2019.
  • China: 29 January 2019.
  • Indonesia: 30 January 2019.
  • CSN:Z: 20 February 2019.

Epic Decoder Rates[]

Type Epic Decoder
Epic Weapon/Letter for Letter Collection Event (Permanent) 0.35%
Special Group/Rotation (Permanent) 0.175%
Transcendence Group 1 (Permanent) 0.8%
Transcendence Group 2 (Permanent) 0.4615%
Transcendence Grade (30 Days) 6.6%
Transcendence/Unique grade weapons with Enhancement and/or Parts applied (30 Days) 1.6086%

Limited items[]

EX version

Special group[]

Transcendence Group 1[]

Transcendence Group 2[]

  • Negev NG-7 Ajax
  • Psychic Harmonium
  • Infinity Laser Fist
  • Dual Beretta Gunslinger
  • Magnum Launcher
  • Dual Sword Phantom Slayer
  • Barrett M95 White Tiger
  • M3 Black Dragon
  • Thunder Ghost Walker
  • Red Dragon Cannon
  • Blade Runebreaker
  • Ripper
  • Python Desperado
  • Volcano


Obtaining an Epic grade weapon sound



일본 카스 온라인 적룡포 뽑자!

  • This decoder was only released for Japan as an exclusive appearance of Premium Decoder, even though the presence of the item file is already available in other regions as well. This decoder grants a high chance of Transcendent weapons with a high price before it fully becomes Epic Decoder.