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