This deal appears to be the cheapest around by at least £5. The game itself gets a good 7/10 on Gamespot (http://uk.gamespot.com/wii/action/sonicunleashed/index.html).
As the sun sets.....A new adventure begins.
Sonic at his fastest, super 2D to 3D high speed action.
Explore exciting locations in a world wide race against time.
Transform after dark with all new powerful combat skills.