Of course, if you'd rather a tethered mouse, there's the World of Warcraft Legendary Edition, and the Cataclysm edition mouse (the one I'm still using) which has endured my hamhanded approach since December of 2010. And if you're buying a mouse anyway, why not pick up a new mousepad? SteelSeries has you covered there too, with two to choose from. I can't swear to it, but I think they're both Chen.
It's open warfare between Alliance and Horde in Mists of Pandaria, World of Warcraft's next expansion. Jump into five new levels with new talents and class mechanics, try the new monk class, and create a pandaren character to ally with either Horde or Alliance. Look for expansion basics in our Mists FAQ, or dig into our spring press event coverage for more details!