The answer lies in . The term "UPD" in your search refers to an Update or a Patched version . Talented modders have taken the PS2 assets and compressed them, or created a "PSP-like" Eboot file (though technically, it is often a PS2 on PSP emulator within an emulator, or a direct high-compression mod).
If you specifically want a Mortal Kombat game for , the official PSP titles are: download file mortal kombat shaolin monks ppsspp upd full
Android / Windows / iOS (via PPSSPP) Game Status: Unofficial conversion / High-end PS2 emulation via AetherSX2 (PS2) – not native PSP Version: Full Unlocked – No Jailbreak Required (using PS2 emulation) The answer lies in