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