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