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