I just picked this game up on Tesco Entertainment for £16 using the 20% off code but then noticed it was reduced at ShopTo.net, cheapest that I've seen it at.
Possible 4% quidco too.
Kingdom Hearts Recoded
Set after the conclusion of Kingdom Hearts II, Kingdom Hearts Re:coded offers an exciting new adventure as you revisit events and characters from the previous Kingdom Hearts games in order to solve the mystery discovered by Jiminy Cricket. With new game mechanics, a variety of different play systems and a custom avatar system, Kingdom Hearts Re:coded looks set to be another colourful and fun-filled Kingdom Hearts adventure.
Unleash Spectacular Attacks and Spellbinding Magic - The popular "Deck Command" system of Kingdom Hearts Birth By Sleep comes to Kingdom Hearts Re:coded, allowing you to execute over 100 types of different commands such as attack and recover, with a single button
Battle System Variety - Experience a wide variety of different battle systems, including side-scrolling boss battles, 3D shooting and even Command Battles - as seen in the legendary Final Fantasy series. The variety of game and battle styles adds to the fun
New Growth System: The Stat Matrix - Increase and customise Sora's power and abilities with an exciting new growth system, by placing new chips found in the adventure, into a circuit board. It's colourful and simple to use yet with hidden depths for those willing to explore
Meet Other Players with Tag Mode -Create your own custom avatar by collecting components from cleared areas. Swap floor maps and avatars with friends and other players and create your own dungeon by collecting maps via Tag Mode