We'll be continuing to update this post as it continues, with the latest below:

Steam 'Perils of Summer' Daily Deals - June 25
• Resident Evil 5 [PC] - $12.50 (75% Off)
• Serious Sam HD: Double Pack [PC] - $7.50 (75% Off)
• Lead and Gold: Gangs of the Wild West [PC] - $5.10 (66% Off)
• Ghostbusters: The Video Game [PC] - $4.00 (80% Off)
• Grand Theft Auto: Episodes From Liberty City [PC] - $14.99 (50% Off)
• Alpha Protocol [PC] - $33.49 (33% Off)
• Aliens versus Predator Classic 2000 [PC] - $1.25 (75% Off)
• Galcon Fusion [PC, Mac] - $2.50 (75% Off)

In addition, a variety of other discounts will run the entire promotion, including:

• Valve Complete Pack - $66.99 (33% Off)
• Atari - 66% Off
• Ubisoft - 33% Off
• Epic Games - 50% Off or More
• Telltale Everything Pack - $49.99 (50% Off)
• Introversion Complete Pack - $5.00 (87% Off)
• THQ Complete Pack - $49.99 (50% Off)
• Square Enix / Eidos Collector's Pack - $74.99 (25% Off)
• Paradox Interactive - Most 50% Off
• Rockstar Games - Most 25% Off
• id Super Pack - $34.99 (50% Off)
• NCsoft - 33% Off or More
• Capcom - 33% Off
• PopCap Games - 30% Off
• SouthPeak Games - 50% Off
• Star Wars Collection - $74.99 (55% Off)
• Hi-Rez Studios - 33% Off
• Viva Media - Some 50% Off
• Rebellion - 50% Off
• 2K Games - Most 25% Off
• 1C Company - 75% Off
• Strategy First - 66% Off
• NovaLogic - 50% Off
• Meridian4 - 75% Off
• JoWood / DreamCatcher - 50% Off
• Focus Home Interactive - 33% Off
• Kalypso Media - 66% Off

Expired Deals

Steam 'Perils of Summer' Daily Deals - June 24
• Killing Floor [PC, Mac] - $5.00 (75% Off)
• Aion Standard Edition [PC]- $19.99 (50% Off)
• Trine [PC] - $4.00 (80% Off)
• Unreal Deal Pack (Unreal, Unreal 2, Unreal Tournament, Unreal Tournament 2004, Unreal Tournament 3) [PC] - $13.60 (66% Off)
• BioShock 2 [PC] - $14.99 (50% Off)
• DiRT 2 [PC] - $10.00 (75% Off)
• Counter-Strike: Source [PC, Mac] - $6.80 (66% Off)
• Overlord Complete Pack (Overlord, Overlord: Raising Hell, Overlord II) [PC] - $4.50 (85% Off)