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