Quake (1996 / 2021). "Nightmare" (4/4) difficulty. Levels 1-4, 8. Part 2.

Time codes: Level 1 (E1M1) - 1:18 Level 2 (E1M2) - 5:05 Level 3 (E1M3) - 12:27 "The Shambler Dance" achievement, 24,2% - 25:28. " A Close Shave" achievement (kill a shambler with an axe only; no quad damage or invulnerability, as you can see, same nightmare difficulty). 8,6%, 32:36. Level 4 (E1M4) - 38:48 Level 8 (secret, E1M8) - 51:09