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