Killzone

Killzone is a first-person shooter developed by Guerrilla Games and published by Sony Computer Entertainment for PlayStation 2 in 2004. The game was the first installment in the popular series and laid the groundwork for future projects, including Killzone 2 and Killzone 3.

The game is set in a distant future where a military conflict occurs between the forces of ISA (Interplanetary Strategic Alliance) and the militarized faction Helghast. The player takes on the role of Jan Templar, an ISA soldier fighting to protect the planet from the invasion of the brutal Helghast army.

The gameplay of Killzone focuses on intense shootouts, tactical maneuvers, and interaction with teammates. The game also offers the ability to control multiple characters, each with their unique skills and combat styles.

The game was praised for its atmosphere, level design, and dark style, although it was also noted for some technical shortcomings related to performance on the PS2. Nevertheless, Killzone became a cult classic and laid the foundation for the series' future successes on more powerful consoles.