Get your guns locked and loaded, All Zombies Must Die will be hitting Xbox Live Arcade on December 28! Doublesix Games and Square Enix announced that the game will be available for download next week, selling for 800 Microsoft Points. Coinciding with the holiday season, Doublesix has released a festive new trailer for the game featuring Santa Claus, violence and, you guessed it, zombies. Click to view the trailer above and remember to check out our recent news piece for more gory All Zombies Must Die details.