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