A real time strategy developed by Stardock Studios, the makers of Galactic Civilizations, "Sins of a Solar Empire" combines the space warfare of Homeworld and the development and management of Civilizations without really committing to either.

If you're running Windows Vista on your machine, then you're lucky enough to get the free game of Inkball. Inkball is a great single player arcade game that requires you to get the colored ball into the matching hole.

Spore is an innovative game from the creator of the Sims, which lets you take a creature right from the one-celled amoeba type stage all the way through space flight. It has great potential, but also can be very frustrating.

The currently most-recent game in the Hitman series, Blood Money is only slightly dated (from 2006). However, in addition to buying the game itself, it's also possible to play this game through the Gametap online service.

One of the three games in Valve's "Orange Box" package, Team Fortress 2 is a long-awaited sequel (announced in 1998) to the original "Team Fortress Classic" mod for Half-Life 1. Despite the abhorrently long delay, this game is worth every second of development.

GameTap is an online gaming service provided by TBS with a huge range of games available for only $60 a year. That fee gets you unlimited access to over 1000 games of many different varieties.