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