Robert McCoy

A quietly intriguing corner of Marvel's Silver Age mutant mythology, Robert McCoy made his debut in The X-Men #49 in 1968 — right in the thick of that era's bold, boundary-pushing storytelling — with Arnold Drake, Don Heck, and Werner Roth bringing him to the page. With only a handful of catalogued appearances spread across The X-Men and Amazing Adventures, he's a rare, fleeting presence in the early Marvel universe, sharing those storied pages with luminaries like Iceman, Cyclops, and Hank McCoy. That one key-issue appearance makes him a genuine curio for the dedicated Silver Age collector — a small but real thread woven into the fabric of one of Marvel's most beloved franchises.