Doom 4 | All RETRO Map Locations (Secret Easter Egg Maps from previous Doom games)

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There are 13 Retro room maps that you can unlock from previous Doom games. Each mission has one secret room that unlocks the Retro map in the main menu for you to play. THE UAC. Entryway (Doom 2) 00:03. RESOURCE OPERATIONS. Hangar (Doom 1) 00:51. FOUNDRY. Nuclear Plant (Doom 1) 01:47. ARGENT FACILITY. Toxin Refinery (Doom 1) 02:35. ARGENT ENERGY TOWER. Halls of the Damned (Doom 1) 03:23. KANDINGIR SANCTUM. Slough of Despair (Doom 1) 04:53. ARGENT FACILITY (DESTROYED). Underhalls (Doom 2) 05:48. ADVANCED RESEARCH COMPLEX. Phobos Lab (Doom 1) 06:43. LAZARUS LABS. Tower of Babel (Doom 1) 08:36. TITAN'S REALM. Phobos Anomaly (Doom 1) 09:58. THE NECROPOLIS. House of Pain (Doom 1) 09:18. VEGA CENTRAL PROCESSING. Command Control (Doom 1) 10:52. ARGENT D'NUR. Pandemonium (Doom 1) 11:41. FOLLOW US ON SOCIAL MEDIA :). ★Check out the website: www.randomchievos.com. ★Watch us Live stream: www.twitch.tv/random_chievos. ★Follow us on Twitter:.

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