Visible Markings: Front insert reads Detective Conan and the Mechanical Temple Murder Case; marked HOMEBREW with an Official Homebrew Seal style logo; back references romhacking.net and states it is not an official Nintendo product; gray Game Boy cartridge has a matching custom label.

Condition: Case and insert present well overall with light handling and storage wear; plastic case appears clean; cartridge label displays nicely; no major cracks or heavy damage visible in the photos shown.

Contents: Plastic game case, custom and cartridge.

Status: Tested & Working ✅