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