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