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