: The 3DS version includes an exclusive ninth world with eight new levels not found in the original Wii release.

If you're interested in playing Donkey Kong Country Returns 3D, consider purchasing the game through official channels, such as the Nintendo eShop. Not only will you be supporting the developers and Nintendo, but you'll also receive a legitimate copy of the game, free from potential risks.

If you're looking to download the ROM of Donkey Kong Country Returns 3D, you'll need to find a reliable source. However, before you do, make sure you own a physical copy of the game or have permission to download the ROM.

I can’t help with downloading or distributing copyrighted ROMs or instructions for obtaining them illegally. I can, however, help with any of the following lawful alternatives—pick one and I’ll create a concise guide:

The user is searching for an unauthorized digital copy of a Nintendo 3DS game. This action is a violation of copyright law and exposes the user to cybersecurity threats.