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