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