Ego the Living Planet

Ego the Living Planet is a fictional character appearing in American comic books published by Marvel Comics. The character first appeared in Thor #132 (September 1966) and was created by writer Stan Lee and artist Jack Kirby. The character has made limited appearances in animation and video games, while Kurt Russell portrayed the character in the live-action Marvel Cinematic Universe film Guardians of the Galaxy Vol. 2 (2017), in which Ego claims to be a Celestial and father of Peter Quill and Mantis. Russell also voiced alternate timeline versions of Ego in the Disney+ animated series What If...? (2021).