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