World War Z Game Keys

Go to: http://store.steampowered.com/ and download STEAM client
Click "Install Steam" (from the upper right corner)
Install and start application, login with your Account name and Password (create one if you don't have).
Please follow these instructions to activate a new retail purchase on Steam:
Launch Steam and log into your Steam account.
Click the Games Menu.
Choose Activate a Product on Steam...
Follow the onscreen instructions to complete the process.
After successful code verification go to the "LIBRARY" tab and start downloading.

Humanity is on the brink of extinction. From New York to Moscow and Jerusalem, the undead apocalypse continues to spread. As the end looms, a hardened few band together to defeat the horde and outlive the dead. World War Z is a heart-pounding coop third-person shooter for up to 4 players featuring swarms of hundreds of zombies. Based on the Paramount Pictures film, World War Z focuses on fast-paced gameplay while exploring new storylines from around the world. Features: Battle swarms of hundreds of zombies – the Swarm Engine™ seamlessly renders hordes of zombies in incredible firefights. Advanced gore systems offer gruesomely satisfying action. Coop story-driven campaigns – survive around the world, as unique groups tell their stories of perseverance. Fight other players for survival – several intense Player vs Player vs Zombies game modes complement the coop campaigns. Grow stronger – unlock powerful weapon upgrades and level 8 character classes to take on greater challenges.