Marvel's Greatest Comics #91 from August 1980 features the Fantastic Four superhero team, including characters like Mister Fantastic, Invisible Girl, Human Torch, and The Thing. The issue is part of the Bronze Age era of US Comics and is published by Marvel Comics. The comic is in English and has artwork by Stan Lee, Joe Sinnott, and John Buscema, with cover art by John Verpoorten and John Buscema.