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