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