Do you want to compare Proteus with Captain Mar-vell? Discover the powers, weakness & weapons of Proteus and Captain Mar-vell from Proteus Biography and Captain Mar-vell Biography. Find out all about Proteus and Captain Mar-vell.# Check out how is Proteus unique and distinct from Captain Mar-vell. Discover their love interest, sidekicks, family tree and the movies and games list in which Proteus and Captain Mar-vell have appeared. Find out everything about them here!