just 4 info
you guys should check out the summer-sales on steam

you can save around ~400$ and more

for example

THQ-Pack

Dawn of War-1 Addons Dawn of War-2 + Addon
Metro 2033
Fuellines
Full Spectrum Warrior
Company of Heroes + all Addons
Titan Quest + Addon
and a few other games

All together for 49,99$ (or ~74€)

there are currently ~150 games on sale