Doom - Greatest Hits for Sony PlayStation 1 (PS1) is a classic first-person shooter (FPS) game that catapults players into a harrowing world overrun by demons. As a space marine stationed on Mars, players battle through hordes of infernal creatures unleashed from Hell, using an arsenal of powerful weapons. The game features a single-player campaign with various levels, offering intense action and a gritty atmosphere. Its fast-paced gameplay, gory visuals, and multiplayer deathmatch mode solidified its status as a genre-defining title, influencing countless FPS games that followed.