Game of the year edition of oblivion elder scrolls IV on the xbox 360. Available instore and online from CEX for £18.00. Becoming really rare over the past few months as people want the catch up before the new 1 comes out at the end of the year.
Play.com (trade) £34.99 cheapest
Amazon.com (trade) £25.00 + 2.03 postage
Been selling on ebay for anything from £25-£40...