Argos have xbox one 500gb console + fifa 16 + starwars battlefront + rise of the tomb raider bundle for £314.99
Nationwide are offering 10% cashback at argos when you pay with your nationwide card (register it first at nationwide rewards website) max cashback is £25 bringing price down to £289.99.
Save £1 fasttrack pay and collect bringing price to £288.99
You can trade in tomb raider at CEX for £32 cash, takes price for console + fifa + starwars + £10 argos voucher to £256.99
(Or 246.99 if you are gonna use the £10 voucher anyway)
Seems like a pretty decent price