Custom Robo is a Nintendo GameCube arena fighting game built around designing and battling customizable robo warriors. Its core hook is the Holosseum, where nearly 200 specialized parts can be mixed into different combat builds.

• Cleaned, tested, and guaranteed to play. The disc play surface is in nice condition.
• Action-focused robot battles combine arena movement, weapon selection, and build strategy.
• Customization parts include bodies, legs, guns, bombs, and homing pods for varied robo setups.
• The parts lineup includes 50+ guns, 30+ bombs, 30+ pods, and 15+ leg types.
• Multiplayer battles support four-player battle royal matches and tag-team matches.
• Head-to-head battles take place across more than a dozen Holosseums.

GameCube Memory Card support uses 15 blocks for save data. The mix-and-match robo system gives the game a distinct identity within Nintendo’s GameCube fighting lineup.