In the Cat Mario game, the player is a white cat. The goal is to advance the cat through a series of situations while defending itself against a variety of enemies. The cat's only defense to overcome them is to jump.
The game is available online for free through the Cat Mario website (cat-mario.com). It can be played by an individual or in an online setting with other players. It is supported by a 2D platform presented by the Japanese company Shobon Action. The game is noted for its extreme frustration for players to reach higher levels, but is very popular among gamers. It is similar to the Super Mario game and considered to be very challenging.