Ok going to be honest. I have no idea what this game is but I got an email from play about games for £5 and this was one of them. May appeal to some people. I had a look on a few other stores websites and could not find it any cheaper.
review on gamespot is pretty good a 7.5 out of 10http://uk.gamespot.com/wii/action/guiltygearxxcore/index.html