Doom II - The Doom Wiki at

Doom II: Hell on Earth is the first sequel to Doom, released by id Software on September 30, 1994, followed by the official release party on October 10.[1][2] Featuring 32 levels in a single linear episode, Doom II continues Doom

Demon - The Doom Wiki at

Mancubus - The Doom Wiki at

Revenant - The Doom Wiki at

MAP32: Grosse (Doom II), Doom Wiki

MAP13: Downtown (Doom II), Doom Wiki

MAP17: Tenements (Doom II), Doom Wiki

MAP05: The Waste Tunnels (Doom II), Doom Wiki

Arachnotron - The Doom Wiki at

GREEK.WAD - The Doom Wiki at

Commander Keen - The Doom Wiki at

Final Doom - Wikipedia

Models - The Doom Wiki at