Overmind

A cosmic-scale presence born in the Bronze Age, Overmind first crashed into Marvel's pages in The Defenders #111 in 1982, courtesy of Neal Adams. This is a character who keeps genuinely rarefied company — sharing adventures with powerhouses like Hyperion, Quasar, and their alter egos Mark Milton and Wendell Vaughn — which tells you something about the tier of storytelling Overmind inhabits. Turning up most frequently in Quasar, Marvel Comics Presents, and Fantastic Four Annual, this figure has maintained a presence across a remarkable 36-year span stretching all the way to 2018, a longevity that speaks to an enduring place in Marvel's cosmic corner. Fifteen catalog appearances may make Overmind a deep-cut discovery rather than a household name, but for fans who love Marvel's grand, universe-spanning ambitions, that's often where the most rewarding finds live.