Space Marines

Game controls:
  •  Move
     Aim/Look around
     Pick up/Interact
     Select weapon
     Next/Previous weapon
     Slow motion
     Toggle mouse cursor
In this futuristic game, you play as the best space marine, sent on a distant alien space station where these creatures are preparing new weapons for the Earth's invasion ... You're the last hope for humanity. Kill them all, and destroy the cores to pass each level. Do not have pity!