Play Custom Robo Arena emulator game online in the highest quality available. Custom Robo Arena is a Nintendo DS game that you can enjoy on Play Emulator. This NDS game is the US English version that works in all modern web browsers without downloading. Custom Robo Arena is part of the Arcade Games, Fighting Games, and Action Games you can play here. PlayEmulator has many online retro games available including related games like Custom Beat Battle: Draglade, Custom Mahjong, and Robotech - The Macross Saga.