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