Justice League Heroes (DS) - £6.95 delivered @ The Game Collection! Cheapest i can see this elsewhere is £11.95.
Brainiac and his villain cronies have developed a master plan to conquer the world and eliminate the Justice League forever. Using the extraordinary super powers and expert fighting techniques of Batman, Superman, Green Lantern, The Flash, Wonder Woman and other favorite DC Comics super heroes, players must join the Justice League to ultimately save humanity from Brainiac's destruction and the even darker forces that are lurking in the universe.
Justice League Heroes, is an action game with role playing customization featuring DC Comics' most powerful and renowned team of super heroes. For the first time ever on current generation consoles, 1-2 players can play as Batman, Superman, Wonder Woman, The Flash, Green Lantern, Zatanna and Martian Manhunter plus other unlockable super heroes together to save the world against a legion of notorious DC Comics' villains.