Thanos

Thanos is a fictional character appearing in comic books and other media published by Marvel Comics. The character first appeared in Iron Man #55 (Feb. 1973) and was created by writer-artist Jim Starlin. Debuting in the Bronze Age of Comic Books, the character has been featured in over three decades of Marvel continuity and a self-titled series. The character's name is a derivation of Thanatos, the personification of death and mortality in Greek mythology. Thanos has appeared in other Marvel-endorsed products, including animated television series, arcade and video games, film, toys, and trading cards. Thanos was ranked number 47 on IGN's top 100 comic book villains of all time.

Read more about Thanos:  Origin of The Character, Publication History, Fictional Character Biography, Powers and Abilities, Other Versions, Collected Editions