Steam has discounted another batch of titles as part of its ongoing summer sale. The promotion is set to conclude this Sunday and if you've missed any major deals, there's a decent chance they'll reappear on the final day. As always, we've listed some of the most noteworthy bargains around today, including 75% off Mafia 2, 66% off Mass Effect 2, Fallout 3 and Splinter Cell: Conviction, as well as 33% off Dirt 3 and Red Faction: Armageddon. Meanwhile, Direct2Drive offers 50% off the original Guild Wars trilogy.
Steam
Red Faction: Armageddon $33.49 (33% off)
Fallout 3 Game of the Year Edition $10.19 (66% off)
Splinter Cell: Conviction $6.79 (66% off)
Mass Effect 2 $6.80 (66% off)
Mafia II $7.49 (75% off)
Dirt 3 $33.49 (33% off)
Worms Reloaded $4.99 (75% off)
Amnesia: The Dark Descent $4.99 (75% off)
Divinity II: The Dragon Knight Saga $19.99 (50% off)
Empire & Napoleon Total War Game of the Year Edition $10.19 (66% off)
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Impulse
Mass Effect 2 Digital Deluxe Edition $23.99 (40% off)
Disciples III: Renaissance $11.99 (60% off)
AI War Alien Bundle $14.99 (50% off)
Gratuitous Space Battles Collector's Edition $12.49 (50% off)
50% off Stalin Subway/Stalin Subway Red Veil
50% off Black Mirror II/III
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GamersGate
The Ball $6.80 (66% off)
Hegemony Gold: Wars of Ancient Greece $11.98 (60% off)
Dungeons $19.98 (50% off)
Cities in Motion $12.97 (35% off)
The Golden Horde $7.98 (60% off)
World War 2: Time of Wrath $14.95 (50% off)
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Direct2Drive
Guild Wars Trilogy $29.95 (50% off)
Hearts of Iron III $4.95 (75% off)
Magicka $6.69 (33% off)
Democracy 2 $11.45 (50% off)
Machinarium $3.40 (83% off)
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Games for Windows
F.E.A.R. 2: Project Origin $9.99 (50% off)
Origin
Darkspore $34.99 (30% off)
Good Old Games
Sanitarium $3.99 (60% off)