High Quality Content by WIKIPEDIA articles! Cyclops (Scott Summers) is a fictional character, the leader of the X-Men superhero team in the Marvel Comics Universe. A mutant, Cyclops emits a powerful energy beam from his eyes (an "optic blast"). In uniform, he wears a battle visor with a single, ruby-quartz lens running eye-to-eye; the resulting one-eyed appearance is why he is codenamed "Cyclops."