Doom 3 (PC) - No Damage, No Soul Cube (Nightmare Difficulty)

Doom 3 (Original/2004) done without taking any damage on the 'Nightmare' difficulty setting without the usage of the Soul Cube in 27 segments (1 for each level). This video is intended to be a game walkthrough, for the most part. Some specific strategies were used to avoid taking damage at any cost. Notes and Q&As: -How did you get the BFG-9000 early in the game for the Vagary boss fight? (00:39:36) You can actually get the BFG in Alpha Labs Sector 1. After unlocking the 'Hydrocon Control' door with Bernie Lipsitz's PDA (at 00:25:30), quickly start moving and proceed to kill the first two Maggots in the 'Hydrocon Lab' as fast as you can, then quickly speedrun your way to the 'Hydrocon Observation' hallway and immediatly start shooting Campbell with the 'Machine Gun' until he “dies“, he will then drop his BFG-9000 on the floor and you can pick it up and save it for the first boss fight. -Sabaoth (Sarge) boss fight breakdown (