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