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