 The most expansive appearances are in the episode "The Private War of Doctor Doom", in which the Avengers team up with the Fantastic Four to battle the titular supervillain, and in the final episode of season two, in which the groups team up to battle Galactus.The Thing becomes a member of the New Avengers in episode 23 of season 2.The Fantastic Four appear in the "Hulk and the Agents of S.M.A.S.H."