Since you likely don't have a disc drive, you will need a digital copy of the game, known as an .
In PCSX2, go to CDVD > ISO Selector > Browse and select your downloaded game file. download-wwe-smackdown-shut-your-mouth-pc-game-free
If you want to skip the grind, you can find save game files on sites like GameFAQs that have all characters and arenas already unlocked. Since you likely don't have a disc drive,