I'd say hawx2 or the first one ^^

i have ever seen hawx2 giveaway

PAYDAY: The Heist

ARMA II: Combined Operations

Alice Madness Returns.

Botanicula :3

Torchlight 2

skyrim

resident evil 5, magicka collection or total war shogun 2

Torchlight 2

Battlefield 3

DOOM Pack Complete.

there is an SG wishlist on the site.

Portal 2 I think is a good giveaway :)

Binary Domain and Nestea

Borderlands 2 or Skyrim or Orcs must die 2 or full cs go =)

Orcs must die 2, Death Rally

Dishonored

Orcs Must Die 2? or maybe not since RobotEnt is bein jerks with Hero Academy... ok, Book of Unwritten Tales!!

Race 07 pack, and i'm pretty sure OP is asking opinions for a public giveaway... not the first time i see that happening -.-'

Railworks 2012 + all DLC !

Tropico 4 DLC or Death Spank.

stalker

Arma2:CO
Torchlight 2
Borderlands 2
Skyrim

the most popular i think

CS:GO preorder