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