As part of its "Square Enix Week" sale, Steam offers a massive bundle of Square Enix games for $74.99, or 88% off their usual collective price. The Hitman Collection (also in the Square Enix pack) has been marked down to $7.47, while Civilization V is 40% off at $29.99 and Civilization IV: The Complete Edition is 75% off at $7.50. Impulse has reduced Command & Conquer 4 by 50%, GamersGate offers 50% off Trine, and Direct2Drive is celebrating Presidents' Day Weekend with 20% off all games via promo code "hailtothechief".

Steam
Sid Meier's Civilization V $29.99 (40% off)
Sid Meier's Civilization IV: The Complete Edition $7.50 (75% off)
Square Enix Complete Pack $74.99 (88% off)
The Hitman Collection $7.47 (75% off)
Final Fantasy XI Ultimate Collection $4.99 (50% off)
Commander: Conquest of the Americas Complete Pack $14.99 (62% off)
AI War: Fleet Command $9.99 (50% off)
CrimeCraft: Bleedout $6.99 (30% off)

Impulse
Command & Conquer 4 $9.99 (50% off)
Tom Clancy's End War $9.99 $50% off)
Rulers of Nations $19.99 (50% off)
Democracy 2 $11.49 (50% off)
Tropico 3 $7.49 (50% off)
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GamersGate
Trine $9.98 (50% off)
Total War Shogun 2 $49.95 (30% cashback)
50% off Age of Wonders games
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Direct2Drive
20% off all titles via promo code "hailtothechief"

Games for Windows
4 Elements $4.99 (50% off)

Good Old Games
50% off select strategy games