Yes you need to be on Firmware 3.60 then install HENkaku for FW 3.60 then install Enso HENkaku and then install reF00D plugin to play any game & FW 3.60+
**** HENkaku - [Is a Tethered exploit, Means you have reapply hack every time you restart ]
**** Enso Henkaku - [Is untethered exploit...