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