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