Iron Man and the rest of the Justice Avengers unite to battle their most powerful enemy yet -- the evil Thanos. After collecting all six Infinity Stones, Thanos then uses the artifacts to inflict his twisted will on reality causes half of all life in the universe to wiped out. Then after Thanos is defeated Tony Stark is left adrift in space with no food or water. He sends a message to Pepper Potts as his oxygen supply starts to dwindle. Meanwhile, the remaining heroes must figure out a way to bring back their vanquished allies for an epic showdown with Darkseid -- the evil lord of Apokolips who just acquired the Anti-Life Equation.
