Ben 10 - Protector Of Earth ROM Download can be obtained free for Playstation Portable on EmuGames.net only. Play emulator game in English for the USA region. Ben 10 - Protector Of Earth is a PSP ROM that you can download to your computer or play online within your browser. You can also download roms that work on all your devices in high quality such as Ben 10 Ultimate Alien Cosmic Destruction, Ben 10 Alien Force Vilgax Attacks and Ben 10 Omniverse.