bluefire hell - Doom II wad by big smoke

It starts off like a 1994 wad, but then... it's well worth it.

Played with the GZDoom source port.

bluefire hell by big smoke
https://www.doomworld.com/forum/topic/134777-bluefire-hell-my-first-map/

GZDoom Source Port
https://zdoom.org/index

Doom II by id Software
https://store.steampowered.com/app/2300/DOOM_II/