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