No descriptions for any of these because they don’t deserve descriptions.

Spartan Nightmare (SpartanNightmare.wad)
Year: 2012
IWAD: doom2.wad
Source port: ZDoom
Game mode(s): Single-player
Map(s): MAP01

DooM20.wad
Year: 2013
IWAD: doom2.wad
Source port: none
Game mode(s): Single-player
Map(s): MAP01

mfg_e1m1.wad
Year: 2014
IWAD: doom.wad
Source port: none
Game mode(s): Single-player
Map(s): E1M1

MFG38’s Unreleased Abominations (mfg_unr.wad)
Year: 2015
IWAD: doom2.wad
Source port: any limit-removing port
Game mode(s): Single-player
Map(s): MAP01-MAP02

MFG38’s Deathmatch Map Pack (mfg_dm.wad)
Year: 2015
IWAD: doom2.wad
Source port: none
Game mode(s): Deathmatch
Map(s): MAP01-MAP02
MFG38’s Doom Weapon Mini-Mod (mfg_minimod_v13.pk3)
Year: 2019
IWAD: any Doom IWAD
Source port: GZDoom
Game mode(s): N/A
Map(s): N/A

Luciferian Lust (luclust.wad)
Year: 2020
IWAD: doom2.wad
Source port: any limit-removing port
Game mode(s): Single-player
Map(s): MAP01

Nefarious Engine (nefeng.wad)
Year: 2020
IWAD: doom2.wad
Source port: any limit-removing port
Game mode(s): Single-player
Map(s): MAP21

CyberSpoop Valley (csvalley.wad)
Year: 2020
IWAD: doom2.wad
Source port: any limit-removing port
Game mode(s): Single-player
Map(s): MAP01
TRAKtion (traktion.wad)
Year: 2020
IWAD: doom2.wad
Source port: GZDoom
Game mode(s): Single-player
Map(s): MAP01