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