Megaton Man and the character's supporting cast appeared throughout Simpson's later self-published series "Bizarre Heroes" (Fiasco Comics, 1994–1996), the final two issues of which (#16 and #17) are alternately titled "Megaton Man vs. Forbidden Frankenstein" #1 and "Megaton Man" #0. Simpson then concentrated on his Megaton Man cast in Image Comics' "Megaton Man: Hardcopy" #1–2 and "Megaton Man: Bombshell" #1 (1999). Other appearances of the title character include "Savage Dragon vs. The Savage Megaton Man" #1 with creator Erik Larsen (Image Comics, 1993), and "The normalman/Megaton Man Special" with Jim Valentino (Image, 1995).