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