US man Steve Koehler 3D printed a replica Nintendo Entertainment System (NES) cartridge that is able to hold six Nintendo Switch games within it.<br /><br />Filmed on May 20, the footage shows the 3D printed model's functions being showcased, where it reveals the six modern Switch games inside.<br /><br />Koehler told Newsflare: "I created a case for my switch games so we can keep our games in one place without leaving them loose so our young kids can dump them.<br /><br />"I loved the old Nintendo Entertainment System, and want to recreate a cartridge to hold my new games. <br /><br />"I loved the idea of an old game holding new games.<br /><br />"I designed the model in Tinkercad and Fusion 360 and modified and iterated it until I was happy with the results."