| Aka: | Double Rivals Attack Pack! - Sonic Rivals / Sonic Rivals 2 |
| Console: | Sony Playstation Portable |
| TV Standard: | Region Not Set |
| Developer(s): | Backbone Entertainment, Sonic Team |
| Publisher(s): | Sega, Sega of America, Inc. |
| Release Date: | 2011-10-18 |
| Players: | 2 |
| Co-op: | No |
| ESRB: | E - Everyone |
| Type: | Racing, Platform |
Rivalry At Its Fastest Compete head-to-head against Sonic's toughest rivals, or against your friends in wireless multiplayer mode in this high-stakes competition created exclusively for the PSP system. Head To Hedgehog! Move your feet or be defeated in an all-new race with 8 Rivals, 12 new courses, and unlimited speed. Battle your friends in 6 multiplayer modes or leisurely explore the courses via free play mode.
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