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