“Cho Cho Cat” is an online multiplayer puzzle platformer game on the PC platform. This game will be developed with Unity 2021.3.15f1 and C programming language. To play this game, a minimum of two players and a maximum of four players are required. Each player requires a computer with a minimum Windows 10 operating system and an internet connection. This game has five themes and each theme has two levels. Each themes have different mechanisms. With the nature of this game, namely online multiplayer, level design is dynamic according to the number of players. The mechanics of this game are moving left or right, jumping, pushing boxes, and pressing buttons. The objective of this game is to find a key to open a door then moves to the next level.