We have tested the latest 4 XBOX 360 game releases on our PAL 360 console and can confirm the following 3 titles are region free.
Blood Drive - 360 (Region Free) (In stock usually ships within 24hrs)
Assassin's Creed Brotherhood - 360 (Region Free) (Preorder)
Assassin's Creed Brotherhood Collector's Edition - 360 (Region Free) (Preorder) (LIMIT 1 PER CUSTOMER)
Monster Jam Path of Destruction - 360 (Region Free)
Unfortunately, we can also confirm Need for Speed: Hot Pursuit Limited Edition - 360 (Preorder) is not region free.