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