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