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