Zombies, creepies and other assorted bad guys have invaded Santa's lair! Help him suit up and blast those suckers away to the tune of some x-mas dubstep.
The droids started attacking the remaining human resistance. They are controlled via main server unit deployed at the region of their attacks. Disable their server units and disarmed them all.
After the earth was nearly destroyed by an all-out global war, much of its land has become a wasted desert. You're one of the few survivors who must defend your settlement from hordes of mutants.