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