Because the game is no longer sold directly by Steam or Konami , obtaining a legitimate activation key is extremely difficult and often prohibitively expensive .
When downloading and activating a game using a third-party activation key, there are potential risks to consider: Download Activation Key For Pc Game Battle Los Angeles 13
(sometimes upwards of $600) because they are no longer in production. Game Review: Is it worth the effort? Because the game is no longer sold directly