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! Space Marines is a great game that you can play for free at in friv20000.com. Regardless Space Marines game, we provide many cool Friv 20000 games to play for free.

Use Arrow keys And WASD button to Move, Use Shift button to Run, Use Spacebar button to Jump, Use Ctrl button to Crouch, Use Move Mouse button to Aim/Look Around, Use Left Mouse button to Shoot, Use Right Mouse button to Zoom, Use R button to Reload, Use F button to Pick Up/Interact, Use 1 And 2 And 3 And 4 And 5 And 6 And 7 And 8 And 9 button to Select Weapon, Use Wheel Mouse button to Next/Previous Weapon, Use T button to Slow motion, Use L button to Toggle Mouse Cursor, Use P button to Pause,

shooting, action, 3d, webgl..