Blood Brothers (comics) Blood Brothers (comics) The Blood Brothers are fictional characters appearing in American comic books published by Marvel Comics. The Blood Brothers first appeared in "Iron Man" #55 (Feb. 1973) and were created by Jim Starlin. Following their debut, the Blood Brothers returned in a Starlin/Friedrich story in "Marvel Feature" #12 (Nov. 1973), again fighting the superhero Iron Man, here teamed with Fantastic Four member The Thing. The Blood Brothers continued as Iron Man antagonists in "Iron Man" #88-89 (Aug.-Oct. 1976), then disappeared from publication for several years before resurfacing to battle the titular superhero team in "The Avengers" #252-253 (Feb.
Nighthawk (Marvel Comics) Nighthawk (Marvel Comics) Nighthawk is the name of several fictional characters appearing in American comic books published by Marvel Comics. There have been six versions of the character: a supervillain-turned-superhero from the mainstream Marvel Universe continuity, Kyle Richmond, who belonged to the team Squadron Sinister; and five from alternate universes, who belonged to various incarnations of the team Squadron Supreme. Kyle Richmond, the original Nighthawk, debuted as a supervillain in the final panel of "The Avengers" #69 (Oct. 1969), a superhero team book. This story is the first chapter of a three-issue story arc by writer Roy Thomas and penciller