“I have a job. I have three kids. I have 45 minutes a week to play. I just want to be Gogeta vs. Janemba immediately.” For modern players revisiting the PSP, time is the ultimate enemy. Using a complete save file isn’t cheating—it’s curating your experience.
Since you wrote "— paper" at the end, if you meant you need a of the save data’s hex values or a paper guide to manually recreate a save: Dragon Ball Z Shin Budokai 2 Save Data