Brace yourselves, True Believers for a barrage of classic action and adventure starring Earth's mightiest heroes! First, the Avengers must do battle with the would-be tyrant Graviton. Next the maniacal super villain the Grim Reaper returns to confront his recently resurrected brother Wonder Man. Following a traitorous attack by Ant-Man, the team then find themselves in a desperate bid to save the Wasp from the deranged robot Ultron. Even more trouble is in store when Count Nefaria decides to target the Avengers once again. Finally, the team head into space for an intergalactic adventure with the Guardians of the Galaxy.
Collects Avengers (1963) #158-167.