Issue: #159
Last valuation update: 2025-10-01
After saving commuters at the Roosevelt Island tramway, Iron Man must investigate a member of his staff. Al Bido, an amnesiac janitor at Stark International, has a flair for complex chemical structures. After seeing the staff psychologist in order to recover his memories, Bido realizes that he is none other than sworn Iron Man enemy, Diablo!
Creators: Jim Salicrup, Rick Parker, Jim Shooter, Many Hands, Roger McKenzie, Paul Smith, Don Warfield, Jack Morelli
Characters: Iron Man, Diablo, Vic Martinelli