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