Cartman has traveled to the 25th Century in search of a Nintendo Wii, Sony is betting big on the Blu-ray equipped PS3, and Microsoft is promoting its new Xbox360. These events can only mean one thing: the next round of video game console wars. In what promises to be a heated competition, the right promos just might make a difference in the battle for hearts and minds. Below are some promos from a recent Microsoft press event to promote the Xbox360, including a promotional t-shirt, a headset and a keychain promoting one of their games. Will it be enough to beat out the competition? Only time will tell.