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