While not a solo Batman game, the Caped Crusader is a primary playable character. This action-RPG allows you to upgrade Batman’s gadgets and combat skills. ~800 MB Compressed Size: ~250 MB How to Play Compressed Batman Files
This is a specialized, compressed format that the PSP hardware and PPSSPP emulator can read directly without extracting . It saves permanent storage space on your device. Step-by-Step Installation Guide for PPSSPP (Android/iOS/PC) batman psp highly compressed