tbh I went to gamestop and just gave them a paper copy of this " Serials beginning with XAW1:
XAW10078XXX and below are safe to buy
XAW10079XXX and above not safe to buy, possibly patched
XAW1010XXX and above definitely patched
Serials beginning with XAW4:
XAW40011XXX and below are safe to buy
XAW40012XXX and above not not safe, possibly patched
XAW40013XXX and above definitely patched
Serials beginning with XAW7:
XAW700178X and below are safe to buy
XAW700179X and above not safe to buy, possibly patched
XAW70019X and above definitely patched
Serials beginning with XAJ1:
XAJ10031XX and above not safe to buy, possibly patched
Serials beginning with XAJ4:
XAJ40050X and below are safe to buy
XAJ40051X and above not safe to buy, possibly patched
XAJ4006XX and above definitely patched
Serials beginning with XAJ7:
XAJ70042X and below are safe to buy
XAJ70043X and above not safe to buy, possibly patched
XAJ7005XX and above definitely patched"and got the last one here