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