Simulation (3557 programs)

Pros: Great graphics and gameplay. Lots of missions.

Cons: Guidance map too small.

Pros: Simple controls. Action-packed. Plenty of power-ups.

Cons: Levels become repetitive. Very average graphics and sound. You can't see the zombies as they're hidden inside the planes.

Pros: Sleek graphics. Narrator voices. Advanced settings. Instructions.

Cons: Online mode. Tricky mouse movements.