A mishap between Thanos' new Time Gem and the Scarlet Witch's hex powers sends her back to World War II, where she must assist Captain America and the Invaders in stopping Red Skull from launching a rocket that will destroy Europe.

Jealous of the actions of Thor on Earth, Greek god Zeus challenges Odin to a battle between the god of Thunder and his son Hercules. Reptil sneaks along to help Thor out. Meanwhile, the Mayor of Super Hero City sends Invisible Woman to secretly broadcast the challenge for all of Super Hero City to see.