2K 10th Anniversary Bundle Steam Gift
Includes 21 items: Borderlands 2, Sid Meier's Civilization V, XCOM: Enemy Unknown, BioShock Infinite, The Bureau: XCOM Declassified, The Darkness II, Spec Ops: The Line, Mafia II, Duke Nukem Forever, Borderlands: Game of the Year, BioShock 2, BioShock, Sid Meier's Ace Patrol, Sid Meier's Ace Patrol: Pacific Skies, Sid Meier's Civilization IV, Sid Meier's Civilization III Complete, Sid Meier's Pirates!, Sid Meier's Railroads!, Civilization IV: Beyond the Sword, Civilization IV: Warlords, Sid M.