An epic sky battle awaits you! Choose your pilot and fighter to join the ultimate 2D S.H.M.U.P action ! Fight over 50 enemy types on 8 worlds in over 32 story missions and unlimited random content. Be prepared for the overpowering enemy fleet and challenging bossfights. Upgrade your fighters, drones and pilots the way you like to play them. Get powerful and permanent visible upgrades, armor and different types of weapons. Level up your pilots and assign skill points in 3 different skill trees to unlock a variety of abilities like auto-shield, critical buffs and more. Join the Mercenaries now!

— Activation Details —

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.