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