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