Please read the profile before purchasing. Game Boy GB Cartridge only Magical Circle Guru Guru I have confirmed it starts on a Game Boy Color and have only checked the opening sequence. I do not guarantee that it will start on all models (including compatible consoles), nor do I guarantee its functionality. Please check the condition in the images. Please note that the battery and save functions are unknown. Please refrain from purchasing if you are overly concerned about the condition. Returns and refunds are not accepted. If you have any concerns, please do not purchase from me and instead buy from another seller or a store.