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