E1M1/HANGAR: Exit switch


E1M2/NUCLEAR PLANT: Exit switch


E1M3/TOXIN REFINERY: Exit switches


E1M4/COMMAND CONTROL: Exit switch


E1M5/PHOBOS LAB: Exit switch


E1M6/CENTRAL PROCESSING: Exit switch


E1M7/COMPUTER STATION: Exit switch


E1M8/PHOBOS ANOMALY: Exit chamber


E1M9/MILITARY BASE: Exit switch


E2M1/DEIMOS ANOMALY: Exit switch


E2M2/CONTAINMENT AREA: Exit switch


E2M3/REFINERY: Exit switch


E2M4/DEIMOS LAB: Exit switch


E2M5/COMMAND CENTER: Exit switches


E2M6/HALLS OF THE DAMNED: Exit switch


E2M7/SPAWNING VATS: Exit switch


E2M8/TOWER OF BABEL: Destroying an enemy ends the level


E2M9/FORTRESS OF MYSTERY: Exit portal


E3M1/HELL KEEP: Exit portal


E3M2/SLOUGH OF DESPAIR: Exit portal


E3M3/PANDEMONIUM: Exit portal


E3M4/HOUSE OF PAIN: Exit portal


E3M5/UNHOLY CATHEDRAL: Exit portal


E3M6/MT. EREBUS: Exit portal, exit switch


E3M7/GATE TO LIMBO (LIMBO): Exit portal


E3M8/DIS: Destroying an enemy ends the level


E3M9/WARRENS: Exit portal


E4M1/HELL BENEATH: Exit portal


E4M2/PERFECT HATRED: Exit switches


E4M3/SEVER THE WICKED: Exit portal


E4M4/UNRULY EVIL: Exit portal


E4M5/THEY WILL REPENT: Exit switch


E4M6/AGAINST THEE WICKEDLY: Exit switch


E4M7/AND HELL FOLLOWED: Exit switch


E4M8/UNTO THE CRUEL: Exit portal


E4M9/FEAR: Exit switch