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Poker Night 2 is on sale for 50% off as the Steam daily deal for 8/2/13. Fallout 3 & New Vegas are 75% off as the QuakeCon daily deal.
Poker Night 2 = $2.49
QuakeCon Sale
Fallout: New Vegas Ultimate Edition = $5
Fallout 3: Game of the Year Edition = $5
Bought FO3 during the sale and still waiting for a cd key, along with hundreds or thousands of other new buyers.