Demolition Inc - Levels DLC, all new content for Demolition Inc. is Now Available on Steam! Demolition Inc. has just been updated with Steam Big Picture controller support, new tutorial levels, vehicles and more! Plus, check out the new Steam Workshop Easy to use, all-in-one level editor with Steam Workshop integration: build and share your own levels, then challenge your friends to beat your highscores or just enjoy levelling cities. Setup your own chain reactions. Play and share your levels with the community.