Silent hill 2.

Is...

...i haven't got that far and can't yet be sure it isn't an actual scene in the game...

eek.

Maybe it is... but maybe this scene is just a sick product of my twisted mind... you will never know for sure, unless you finally beat this amazing game. :D So yeah, Silent Hill 2 is correct.

Amazing game. AWFUL CONTROLS.

Anyway, another easy one. And how I remember it, roughly (in particular, colors may be completely wrong).

Homeworld

Yes.

And another easy one.

Wolfenstein 3d

Eva, auf Wiedersehen!
Yes.

Here is another drawing. A three year old would be proud.

I can't quite put my finger on it, but for some reason I have to think of Apogee. Maybe it's just because it reminds me of those green friendly one-eyed dudes from Commander Keen.

It's Maw.

1000 hours in Photoshop.

Frontier

Right you are.