Graphically, the game uses 2D sprites on 3D backgrounds. The art style is timeless. Because the 3DS screen is sharper than the original DS, the sprites look crisp.

If you successfully install the CIA, here is what you can expect when playing Partners in Time on your New 3DS or 2DS:

Understanding the "why" behind the search for this CIA file requires appreciating the game's unique place in the franchise.