Plot: The Fantastic Four must prevent Namor the Sub-Mariner and King of Atlantis from invading the surface world as a result of the human race polluting and destroying the ocean.
Post-Credits Scene 1: Namor announces that he has decided to not invade the surface world, a prominent general of his army and prominent member of his court is outraged by this and begins to plan a coup d’etat against Namor.
Post-Credits Scene 2: Reed notices reports of a masked spider themed vigilante who is going after criminals very recklessly and causing massive property damage. He takes it upon himself to find out who the masked vigilante is.