The standard compressed format for PSP games. You can find "highly compressed" versions ranging from 470 MB to 790 MB depending on the compression level and whether any audio/video data was "ripped" (removed).
When searching for a "highly compressed full" version, you are usually looking for a file that has been shrunken to save space on your memory card or mobile device. The standard compressed format for PSP games
Fighting / Action Developer: CyberConnect2 Publisher: Bandai Namco Platform: PlayStation Portable (CSO/ISO) Language: English (US text, Japanese voice option) Japanese voice option)