$10 portal 2, $8 Magicka collection, $5 ME2, $4 Orcs, and $1 Chthulu struck me as the really good deals.
I'd like to see any of the following games get a big price cut:
SINS: Trinity
Fable 3
Lord of the Rings: War in the North
Dead Island
Deus Ex: HR
Rage
Warhammer: Space Marine