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Despite the legal hurdles, playing Mario on a PSP is a unique experience. The PSP's D-pad is widely considered one of the best for 2D platformers—arguably better than the slippery circle pads on modern consoles.
But is there really an official Nintendo Mario game running natively on Sony hardware? The short answer is no. However, the long answer is far more interesting.
There is one legal loophole. Sony released the on the PlayStation Store. For the PSP, you can purchase and play certain PS1 discs that contain Mario through emulation, but there is a twist:
Mario jumped into action, grabbing his trusty red cap and blue overalls. He set off on his journey, traversing through lush green grasslands, pipes, and castles. Along the way, he encountered Goombas, Koopa Troopas, and other baddies trying to stop him.