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