an build mines, farms, houses, and all sorts of other buildings.
Every so often, you'll have to leave the refuge and fight against the zombies face-to-face from a first-person perspective, and armed to the teeth. When you fight, you can't control the movement of your character. However, you do have to aim and shoot at all the zombies that appear on your screen.
Zombie Shooter 3D is a good combination of strategy and FPS that lets you enjoy the best of both worlds. The game also has pretty good graphics, especially in the FPS parts.