No spyware, no registration needed or any other catch. Just install and enjoy!
Full Spectrum Warrior Free Full Game
http://www.gamershell.com/download_33784.shtml
Area 51 Free Full Game
http://www.gamershell.com/download_33790.shtml
Rise & Fall: Civilizations At War Free Full Game
http://www.gamershell.com/download_33916.shtml
Loads more on the site, but these just got released within the last week.
Look here for more: http://www.gamershell.com/fullgame_download_archive.html
PSN name: Gazz1979 (feel free to add me, but please put your Vgchartz name in the message!)
Battlefield 2: Gazz1979