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