RENT A HERO SEGA Verified to work on Multi Mega. This is a set including the cartridge, box, and instruction manual. Overall, the item appears to have been used sparingly. Please note that this is a subjective assessment, and those concerned about minor details should refrain from purchasing. Regarding shipping methods: I use either Yuu Yuu Mercari Shipping or Rakuraku Mercari Shipping depending on the shipping time. Thank you for your understanding.