my promotional code? ChickenEngineer, so asking for new codes will not benefit you. Developer Dinosaurs, as these are only for developers, hence the name. Enjoy your new skin/dinosaur! How do I get a Roblox promotional code? Gameplay sponsored by: Loading 0 - Starting game. The badge was only obtainable during the Event, so the skin is now unobtainable and cannot be traded, thus making it one of the rarest skins. Chicken Engineer would have informed the followers on his Twitter.