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