Concur on DAO.
For Star Wars, KOTOR I & II with
Knights of the Old Republic II: The Sith Lords Restoration Project - About
Possibly Operation Arrowhead (ARMA2 Standalone expansion) when it comes out and if they fix some annoying bugs / performance issues. (I still play it non-stop though)
Maybe COD:MW (4) for a solid FPS if you are tired of your current ones and aren't waiting for COD:MW2 (6)
Also, Witcher is only $20 on Steam
The Witcher: Enhanced Edition Director's Cut on Steam
Also, I don't know if you are into flight sims but does anyone know if there's something newer than Falcon 4.0 that's an improvement. And please don't say any MS:FS game.