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