Since you are playing a legacy title, keep these tips in mind: Fatalities:
Mortal Kombat: Armageddon was originally released for the PlayStation 2 and Xbox. However, a port was made available for the PlayStation 3 via the PlayStation Store as a PS2 Classic. This version comes as a file, designed for installation on jailbroken or custom firmware (CFW) PS3 consoles, as well as PS3 emulators like RPCS3. mortal kombat armageddon ps3 pkg
to convert a PS2 ISO of the game into a PKG file that the PS3 can install and run. Ready-made PKGs: Since you are playing a legacy title, keep
For most users, you will need a jailbroken console. You can then use tools like PS2 Classics GUI mortal kombat armageddon ps3 pkg