Doom Speed Demo Archive
https://dsdarchive.com/

Wad: 	   TNT.WAD
Map:       20
Skill:     4
Category:  UV Respawn
Exe:       dsda-doom 0.28.3 -complevel 4
Time:      6:18.37
Author:    ELMLE

Comments: I feel like doing a second loop before going to the red door is the best way to stack up enough kills, it is however very likely you will end up dead at the slow moving lift though.

Still feels like there is a ton of time left to save.