We have region free tested the latest 3 North American XBOX 360 game releases on are PAL XBOX 360 console. We can confirm that the following 3 GAMES ARE ALL REGION FREE!
Super Street Fighter IV (4) Arcade Edition - 360 (Region Free) (Preorder)
Dynasty Warriors: Gundam 3 - 360 (Region Free) (Preorder)
UFC Personal Trainer: The Ultimate Fitness System [Kinect hardware required] - 360 (Region Free) (Preorder)
Look for more XBOX 360 region free tests soon!!