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