The robots have stolen our precious McGuffin! Intelligence suggests that it is being kept in a briefcase somewhere in their secret base. Infiltrate the base and recover the McGuffin by whatever means necessary!
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.
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.