Marvel Trading Card Game - Nintendo DS A complete roster of heroes and villains from the Marvel Universe Uses the acclaimed &#8220;Vs. System&#8221; game engine from Upper Deck Entertainment Choose to play as a hero or a villain in the single player story mode Cross-platform online play with the PSP system and PC versions and online multiplayer support in the DS version Multiple online modes including Tournament, Free and Sealed allow players of all skill levels to compete A complete roster of heroes and villains from the Marvel Universe Uses the acclaimed &#8220;Vs. System&#8221; game engine from Upper Deck Entertainment Choose to play as a hero or a villain in the single player story mode Cross-platform online play with the PSP system and PC versions and online multiplayer support in the DS version Multiple online modes including Tournament, Free and Sealed allow players of all skill levels to compete