Illusion key is an unlocking item in Counter-Strike Online.


Illusion key is needed if the player wants to start a game in Illusion chapter. Only the room host must acquire this key to start the game.

This key has the same function as Nightmare key and Poisoning key except for the bosses the player will face.

How to getEdit

  • Korea: During the event period, the player must play for 30 minutes to get this key.

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