It is a pity that there is no outline or mission
Here is its eulogy, a collection of the kind words written about it while still among the living. They shall live on forever in its place.
You are space marine and your mission is to use your assault rifle to shoot all incoming enemy forces and try to survive the given time.
It is a pity that there is no outline or mission
Very easy game. To win, just sit in the middle of the hallway, aim your gun in the middle as well, and just keep clicking.