If you want to replicate the 2021 experience today, here is the exact method that users popularized. Disclaimer: This guide assumes you own a legal copy of Mortal Kombat: Shaolin Monks for PS2. We do not condone piracy.

Enjoy your time in Outworld

Because there is no official PSP version, there is no "official" ISO file for PPSSPP.

If you’d like, I can: