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