In trial mode you can use the decryption machine to acquire items and you can check the performance using other players who are playing the items you acquired together. In the playroom, various decryption machines can be used.
When items on the display stand hit by various decryption machines during the game, other players can get items on the display stand. If other players use the player's item hit by the item on the display platform, the player who won the item can earn additional miles.
In the shooting range, you can make AI appearance or test the performance of weapons.
- Taiwan/Hong Kong: 23 May 2017.
- South Korea: 1 June 2017.
- Indonesia/CSN:Z: 11 October 2017.
- In Counter-Strike Nexon: Zombies, this mode named "Hide-Out".
- When a displayed weapon is decoded, its pedestal will indicate this with FG-Launcher's explosion.
- The left door in the zombie zombie test chamber is inaccessible. If the player look through as a spectator, there is another room for boss test chamber. It's inaccessible maybe due to the fact the work is in progress and maybe will be released later on. The video can be watched here.