Top retailers
$3.99
Compare game prices. Buy Defense Zone PC in retail box or cd key. Activate Defense Zone on official platforms such as Steam. Defense Zone cheapest price.
Defense Zone
answering the message of
Use your CD key on Steam to download Defense Zone.
Defense Zone
For Steam CD Keys, you must download (HERE), install the Steam software and create a new account. If you already have a Steam account, once you log in, click "Add a game" (located in the bottom left corner), and then "Activate a Product on Steam". After a few more clicks, you will be prompted to type in your CD Key. Thus, the game will be activated and automatically added to your account library.
