Alien Soldier Steam CD Key Platform: Steam Release Date: 26/01/2011 Product Description The planet Sierra is being attacked by Scarlet, a terrorist group lead by a vicious creature named Xi-Tiger who is plotting to destroy the human race. With vengeance, our hero Epsilon-Eagle will fight against Xi-Tiger as well as the terrorist organization that he formerly led. System Requirements OS: Windows® Graphics: 32MB or greater graphics card DirectX®: DirectX® 9.0 or greater Hard Drive: 50MB free disc space System specs for classic launcher.