Rise to the call of duty to execute covert operations in the snow. Destroy wave after wave of gunners, rocketeers, jeeps, and UAV's, earning money and buying weapons along the way.
Blow apart big waves of zombies using an array of guns and hired buddies to fight by your side. Purchase bigger and better guns and hire assistance with big firepower to give those hoards of zombies a good spanking, keeping them away of your territory.
