Darwinia+ is a game like any other on XBLA, it's uniquness alone warrents a look, however the game has more to it then an interesting concept, the gameplay is a fun combination of action, and strategy.
Trauma Team is the sequel to Trauma Center for the Wii and although the same core surgery mechanics are still here to please fans this new entry in the series is adding even more features to an already solid title. Trauma Team is broken down into 6 games, the classic surgery game being one of them and the other range from frantic game types to slow adventure styles.
The two extraterrestrials from the Aliens and Predator franchise are fairly familiar with each other having been in several games together, most notable however is the FPS Aliens vs. Predator from about ten years ago. Now the two aliens alongside the space marines are locked in another war that looks to please fans and new comers.
Capcom has just announced Street Fighter IV for the iPhone, early screens indicate that the game will look fairly similar to it's console counter part.
Alien Breed isn't the most original game on XBLA but it still offers a relatively fun experience especially for those who are looking for a quick and simple shooter.