This is a polarizing topic in the PSP wrestling community.
: Since official servers for these older titles are offline, these save files serve as the only way for modern players to access "Community Creations"—the custom storylines and arenas that would otherwise be lost to time. The Technical Frontier WWE '12 | WWE2K Wiki | Fandom Wwe 12 Psp Save Data
The save data for WWE 12 PSP includes:
Do you need help (e.g., Ruthless Aggression era or modern 2K24 roster)? This is a polarizing topic in the PSP wrestling community
A custom save file, however, takes this much further. Modders and hardcore fans have created "maxed out" saves that go beyond what the vanilla game offers. A custom save file, however, takes this much further
Installing save data is straightforward, but you will need specific hardware. You cannot do this directly on the PSP without a computer.
For more information on WWE 12 PSP save data, check out the following resources: