Left 4 Dead 2 is now available on Mac and to celebrate the launch, both Left 4 Dead and Left 4 Dead 2 are on major sale until Thursday this week. If you don't already have either game, now's the perfect opportunity.
You can pick up Left 4 Dead 2 for only $6.79, or both the Left 4 Dead and Left 4 Dead 2 bundled together for only $10.19. If you're feeling generous and want to give away a couple of copies to zombie loving friends, there's the Left 4 Dead 2 Four Pack which contains four copies of the game for an affordable price of $20.39.
It's no wonder people love Steam.
Left 4 Dead 2 is available via Valve's Steam Play iniative which enables customers to download the same game on either PC or Mac without having to make multiple purchases.
The deal ends at 4pm on Thursday.