Still Life.

[Blue-Hawk]

You have GOT to try this demo out. It's really good.
I'm not sure how to describe it, but I'm gonna be buying this one.
http://www.pcgameworld.com/details.php/id/5788/

[Outrider]

Err... you know what the sytem requirements are?

Just like to check before I try it out.

[Hrigg]

You need Windows 98/ME/2000/XP.

Meh, not downloading it, but from the info it looks cool. It has an intersting plot too.