Fantastic Four [Mr. Fantastic; Human Torch [Johnny Storm]; The Thing [Ben Grimm]]; Professor X; X-Men [Cyclops; Storm; Wolverine [Logan]; Colossus; Rogue; Nightcrawler]; Avengers [Captain America [Steve Rogers]; Iron Man [James Rhodes]; Thor [Donald Blake]; Wasp [Janet Van Dyne]; Hawkeye [Clint Barton]; Captain Marvel [Monica Rambeau]]; Hulk [Bruce Banner]; Spider-Man [Peter Parker]; Spider-Woman [Julia Carpenter]; Zsaji; VILLAINS: Dr. Doom; Galactus; Magneto; Klaw; CAMEOS: Invisible Girl; Franklin Richards; Absorbing Man; Dr. Octopus; Lizard; CAMEO FLASHBACK: Kang; Enchantress; Wrecker; Thunderball; Piledriver; Bulldozer; Molecule Man; Ultron; Beyonder
The X-Men reunite with the rest of the heroes as they make a last-ditch effort to prevent Galactus from eating Battleworld. Spidey gets used to his new black costume. Dr. Doom rescues Klaw from the heroes' base and begins to put his final plan into action. Weak and needing energy to continue his efforts, Galactus begins to consume his world ship.