The main theme of the games is a battle between a lone combat spacecraft and a technologically advanced race of space-faring chickens, who are intent on subjugating (and later destroying) Earth. All six main entries in the series have been developed by Prouskas' InterAction studios, and have been released for Microsoft Windows, OS X, Linux, iOS, Windows Phone, and Android platforms. With the release of the first game Chicken Invaders in 1999, the games are one of the longest running series of video games developed in Greece. Chicken Invaders: Cluck of the Dark Side - Christmas EditionĬhicken Invaders is a series of shoot 'em up video games created by Greek indie developer Konstantinos Prouskas.