Fantastic Four Visionaries: John Byrne Vol. 6 (Fantastic Four (1961-1996))
Collects Fantastic Four (1961) #276-284, Thing (1983) #23 and Secret Wars II #2.

At last, the Thing returns from the Secret Wars - but he's been replaced in more than just the heart of the team! The FF learn the shocking secrets of their deadliest enemy, and it only costs them everything they hold dear! Plus: Franklin Richards vs. Mephisto! And the Psycho-Man gives the Invisible Girl a makeover neither will ever forget! Guest-starring Daredevil, Spider-Man, Iron Fist and Luke Cage!