Planet Helghan is in a state of war and you have to fight against the Helghast army to survive, when you play the Killzone 3 Video Game. This game can be played on the Sony PlayStation 3 console for hours of enjoyment. Based on its content, this Sony Computer Entertainment video game belongs to the first-person shooter genre. It was released in the year 2011. In addition, it is suitable for gamers above the age of 18 years.