Before we dive into the guide, let's quickly explain what a PS2 ISO is. A PS2 ISO is an image file of a PlayStation 2 game, which can be played on a computer or other devices using a PlayStation 2 emulator or a compatible console. In this case, the WWE SmackDown vs Raw 2011 PS2 ISO is a digital copy of the game that can be downloaded and played on a PS2 emulator or a modded PS2 console.