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