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