The Marvel Cinematic Universe expands in Phase 4 with a series for Moon Knight. The antihero, a former U.S. Marine granted with the powers of an Egyptian moon god, debuted in 1975 and got his own comic book series in 1980. He’s had a sidekick and was an Avenger, and had a revival in 2006 and now will debut on Disney Plus on March 30. Oscar Isaac plays Moon Knight with Ethan Hawke as villain Mark Harrow.