Primal Carnage is an online multiplayer shooter that will engross its players in skilled PVP combat, team-based strategy and savage class-oriented matches unlike any you've previously experienced; be it an armed human mercenary or a cunning dinosaur, Primal Carnage is sure to unleash the inner beast in anyone who seeks to survive among the fittest.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 “MY GAMES” tab and start downloading.