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