While there isn't an official release of Undertale for the PSP, some enthusiasts have managed to create a working ISO file that can be played on the PSP using custom firmware. This ISO file is not an official release, but rather a fan-made creation that allows PSP owners to experience the game on their device.
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Create an AccountWhile there isn't an official release of Undertale for the PSP, some enthusiasts have managed to create a working ISO file that can be played on the PSP using custom firmware. This ISO file is not an official release, but rather a fan-made creation that allows PSP owners to experience the game on their device.