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