DOOM I & II: COOPERATIVO

> How to play Doom I & II: Cooperativo online in 2026

Doom (1993) and Doom II: Hell on Earth (1994), by id Software and designed by John Romero, American McGee, Sandy Petersen and company, are the games that practically invented the FPS as we know it. id Tech 1 engine, enemies drawn as sprites (imps, cacodemons, barons of hell, cyberdemon, spider mastermind), iconic weapons (Shotgun, Super Shotgun, BFG 9000, chainsaw, plasma rifle), WADs the community is still making 30 years later, and a gameplay rhythm that was never topped. Secret-packed levels, slaughtermaps, speedrun communities, and that immortal MIDI soundtrack.

On Old Servers we keep dedicated Doom I and Doom II servers running in co-op for free, 24/7, powered by Zandronum (a modern source port). You squad up with friends using the Launcher from our Discord and clear the 36 levels of the original Doom or the 32 from Doom II as a team, with multiplied monsters, multiplied gore, and guaranteed laughs. It runs on any current PC. Literally, Doom runs on a toaster.