Cover Date: October 1967
Writer: Roy Thomas
Art: Ross Andru Cover: Ross Andru, Don Heck
Grading Date: 03/21/2023
Key Comments: 1st appearance of the Mutant-Master.
Blob, Vanisher, Mastermind, Unus and Changeling appearance.
CGC Graders Notes:
Off-White to white pages
light creasing to cover
light pieces out to cover
light spine stress lines to cover
light staining to cover
