A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!
Instructions for activating the game:
1. Log in to your Steam account in your browser.
2. Go to the gift link.
3. Accept the gift.
4. Add it to the Steam library.
Make sure that you are authorized in the browser under the account you want.
Steam prohibits adding to the inventory a game that is already in your library.