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