If you specifically want to use the emulator, these are the authentic Ben 10 games that will work perfectly: Ben 10: Protector of Earth Ben 10: Alien Force Ben 10: Alien Force – Vilgax Attacks Ben 10: Ultimate Alien – Cosmic Destruction Setup Guide for Emulation
To download Ben 10 Omniverse game for Android PPSSPP, you'll need to follow these steps: ben 10 omniverse game download for android ppsspp
Act II — Rising Echoes