With F.E.A.R. 3 poised for launch next Tuesday, Steam is offering a collection pack with the first and second installments along with their downloadable content for $9.99. Valve's store is also serving up a 66% discount on Left 4 Dead 2, which we'll be playing later tonight as part of our Friday Night Fragfest. Meanwhile, Impulse has cut 50% off NFS: Hot Pursuit, Direct2Drive has The Chronicles of Riddick: Assault on Dark Athena for $9.95, and Good Old Games is hyping its summer "staycation" sale, which kicks off next Monday.

Steam
F.E.A.R. Collection $9.99 (50% off)
Left 4 Dead 2 $6.80 (66% off)
Indie Action Pack $9.99 (80% off)
Two Worlds II Castle Defense $9.59 (20% off)
More...

Impulse
Heroes of Might & Magic V + Tribes of the East $9.99 (50% off)
Need for Speed: Hot Pursuit $14.99 (50% off)
Defense Grid Gold $4.75 (66% off)
Evochron Mercenary $14.99 (50% off)
Imperium Romanum: Gold Edition $4.99 (50% off)
Sword of the Stars Complete Collection $5.99 (70% off)
More...

GamersGate
Tom Clancy's End War $4.95 (50% off)
Dragon Age: Origins Ultimate Edition $29.95 (25% off)
Europa Universalis 3 Complete $3.74 (75% off)
Big Sky $2.40 (60% off)
Dark Fall: Lost Souls $9.98 (50% off)
50% off Iceberg titles (including Killing Floor)
More...

Direct2Drive
The Chronicles of Riddick: Assault on Dark Athena $9.95 (50% off)
Homefront $39.95 (20% off)
More...

Games for Windows
Blacklight: Tango Down $4.99 (50% off)

Good Old Games
No weekend deals, but a summer "staycation" promo starts Monday