If you live in Canada, Mexico, the US, or Asia you'll find that the demo for MLB 2K9 is now available. It offers 3 full innings of the Philadelphia Phillies hosting the Tampa Bay Devil Rays at Citizen's Bank Park. There are supposed to be a lot of improvements to the pitching and hitting mechanics, base running, fielding, and AI. The full retail version will be in stores on 3/3/09.
On Sunday, gamers located everywhere but Asia got a sneak peak at the eponymous game based on the upcoming DreamWorks Animation film "Monsters vs. Aliens." The demo features three playable characters. In the US the game is available on March 24th and the movie will be in theaters on the 27th. In the UK, the game looks to be available on April 3 concurrent with the film's UK release.
Both demos are available now on the XBLM in the regions specified.