If you want to skip the grind, you can download a "100% Complete" save file from community sites like GameFAQs .
Dragon Ball Z: Shin Budokai - Another Road (often called Shin Budokai 2) is widely considered one of the best portable fighters in the franchise, especially when played on the emulator for its crisp visuals and high-speed combat. Review: A Portable Powerhouse dragon ball z shin budokai 2 ppsspp unlock all characters