Marc Spector, also known as Moon Knight, is a complex character from Marvel Comics. He is a former U.S. Marine and CIA operative who becomes a mercenary. After being left for dead during a mission in Egypt, he is resurrected by the Egyptian moon god Khonshu. This event grants him enhanced abilities, although it also leads to his struggle with dissociative identity disorder. As Moon Knight, he serves as a vigilante, often taking on criminals in New York City. His character is known for its deep psychological layers and complex moral compass.