Newegg has over 19 popular PC games free after rebate from now until March 1st. Don't wait though... Some of these are running out of stock as I type.
Price per game $10 + Free Shipping
Rebate per game $10
Total cost = stamps + envelopes + possible tax
2K Games - Rebate Form
The Darkness II Limited Edition
Bioshock/Elder Scrolls: Oblivion Bundle
Bethesda Softworks - Rebate Form
Fallout 3
Fallout: New Vegas
Hunted: Demon's Forge
Rage
Electronic Arts - Rebate Form
Dragon Age 2
Syndicate
Battlefield Bad Company 2
LucasArts - Rebate Form
Star Wars Force Unleashed 2
LEGO Indiana Jones 2: Adventure Continues
SquareEnix - Rebate Form
Front Mission Evolved
THQ - Rebate Form
Homefront
Red Faction: Armageddon
Warhammer 40000 Dawn of War II Gold Edition
Warhammer 40k: Space Marine
Warner Bros. Studios - Rebate Form
F.E.A.R. 3
LEGO Batman
LEGO Harry Potter: Years 1-4
Rebate forms consolidated:
2K Games - Rebate Form
Bethesda Softworks - Rebate Form
Electronic Arts - Rebate Form
LucasArts - Rebate Form
SquareEnix - Rebate Form
THQ - Rebate Form
Warner Bros. Studios - Rebate Form
I ripped the details shamelessly from SD and updated the links and layout. Thanks TDMVP73 at SD for sharing this.