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