It sounds like you're looking for a specific feature related to save data for Dragon Ball Z: Shin Budokai 2 (PSP). Since the request is a bit open-ended, here are the most common save-data features players want for this game—along with how they work:
“You didn’t earn it. The entire point of Shin Budokai 2 is perfecting the counter system and earning Broly through skill.” Purists argue that installing save data robs you of the satisfaction of finally beating Arcade Mode on Very Hard. Dragon Ball Z Shin Budokai 2 Save Data
All Game Modes Unlocked: Skip the grind and head straight into the hardest tiers of the Z Trial mode or the complete Survival ladder. It sounds like you're looking for a specific