Custom Robo Arena - Nintendo DS Explore a sci-fi landscape as they fight toward the Custom Robo championship, powering up their Robos as they go Get complete control over how Robos fight their battles -- literally millions of possible Custom Robo combinations Challenge friends to one-on-one Robo battles using either Nintendo Wi-Fi Connection, Multi-Card Play or DS Download Play Touch screen to customize every aspect of their Robo -- give it new weapons, polish it up after every battle to bring it back to top fighting form