The Fantastic Four join forces with Iron Man to find out who hijacked their HQ and Tony Stark's Iron Man design. And the hunt for answers leads to some startling revelations!
There's One Iron Man Too Many!
The mysterious villain behind the Baxter Building malfunctions last issue is revealed: it is QUASIMODO, who needs the Building's sophisticated equipment so he can fulfill his wishes of creating a living environment in Outer space!
- Features the Hostess Fruit Pies ad, Captain Marvel Meets The Dreadnought
- Mark Gruenwald's assistant editor credit taken from letters page header.
- Iron Man is on hand to assist the Fantastic Four.