Nintendo GBC Pokemon Series Video Game Cartridge Console Card Pokemon KNIFE English Language -in Memory Cards from Consumer Electronics on Aliexpress.com | Alibaba Group

Definitely not a knock-off, nope, completely legal original product: Pokémon Knife. Doubles as a wrench. https://www.aliexpress.com/item/Nintendo-GBC-Pokemon-Series-Video-Game-Cartridge-Console-Card-Pokemon-KNIFE-English-Language/32847401564.html