Mantis is a character appearing in American comic books published by Marvel Comics. Created by writer Steve Englehart and artist Don Heck, the character first appeared in The Avengers #112. Mantis has been depicted as a member of the Avengers and the Guardians of the Galaxy, as the bride of Kang the Conqueror, and as the mother of Sequoia.

Steve Englehart is an American writer of comic books and novels. He is best known for his work at Marvel Comics and DC Comics in the 1970s and 1980s. His pseudonyms have included John Harkness and Cliff Garnett.