Zombotron 2: Time Machine
Another fun zombie shooter game. Explore various worlds, discover useful items and wipe out all bloodthirsty creatures. You are armed with a wide arsenal of guns and weapons. So try to survive as long as you can to complete your mission.
WASD to Move and Jump, Mouse to Aim and Shoot, E to Action, R to Reload Weapon, Q to Switch Weapon, H to Use First Aid Kit, Spacebar to Respawn, P to Pause, M to Mute.