The X-Men and Spider-Man must join forces to stop the time-travelling madman Kang the Conqueror from destroying the multiverse in an adventure through the past, present, and future. Dinosaurs, knights, gunslingers, World War II heroes, old-friends-turned-enemies, and future versions of themselves await them... Based on the Marvel Comics￯﾿ﾽ characters the X-Men and Spider-Man