Step into the heart of retro gaming with Doom, a 1993 masterpiece by id Software that changed the gaming industry forever. This science fiction horror-themed first-person shooter game was groundbreaking in its use of immersive 3D graphics and networked multiplayer gaming. As Doomguy, an unnamed space marine, players fend off demonic invasions from Hell, traversing through high-tech military bases, power plants, and computer centers, creating a thrilling and immersive gameplay experience. Doom's influence on the gaming industry was so profound that FPS games from the 90s are often referred to as 'Doom clones'. Despite its controversy over graphic violence and satanic imagery, Doom's popularity remains unscathed, making it a timeless classic in the realm of retro gaming.