Sonic Rivals, a 2006 PSP racing game by Backbone Entertainment and Sega, features Sonic in competitive races. Selling ~800,000 copies, it’s a 2025 retro classic.

The .iso/.cso ROM (~400 MB) offers fast-paced graphics and an upbeat soundtrack, running smoothly on emulators like PPSSPP on PC, Android, or iOS. Legally download Sonic Rivals PSP ROM by dumping your UMD with a modded PSP or UMD Dumper. Avoid illegal ROM sites due to malware and Sega’s copyright rules. Buy Rivals UMDs (~$15–$40 in 2025 on eBay) for legal dumping. Dash to victory legally at Gigarom!