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