The MCEmu mod will allow you to run NES games in Minecraft. A TV and a set-top box will appear in the game, they will be available only in creative mode. To get cartridges with games, you need to upload .nes files to a special folder. It is located at .minecraft/roms/nes.
How to install MCEmu mod
- Make sure you have installed Minecraft Forge.
- Download the mod for your version of the game.
- Put it in the ‘mods’ folder, which is located in the game folder.