E1M4: Underflow (Deathless)

Deathless maps
Lifeless E1M1: Contagion E1M2: Laid to Rust E1M3: Sluice Gate E1M4: Underflow E1M5: Outage E1M6: Burial Ground E1M7: Mainstay E1M8: Embolon E1M9: Gods
Ruthless M1 M2 M3 M4 M5 M6 M7 M8 M9
Deathless M1 M2 M3 M4 M5 M6 M7 M8 M9
Griefless M1 M2 M3 M4 M5 M6 M7 M8 M9

This level occupies the map slot E1M4. For other maps which occupy this slot, see Category:E1M4.

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E1M4: Underflow is the fourth map in the Lifeless episode of Deathless. It was designed by James Paddock (Jimmy), and the par time defined in MAPINFO is 1:30.

Walkthrough

Map of Underflow

Letters in italics refer to marked spots on the map. Sector, thing, and linedef numbers in boldface are secrets which count toward the end-of-level tally.

Secrets

1. After raising the bridge on the west side, head across it and look left to spot a wooden wall with a candle in front of it. Use the wall to reach a chainsaw and a backpack. (sector 137)

Speedrunning

Current records

The records for the map at the Doom Speed Demo Archive are:

Run	Time	Player	Date	File	Notes
UV speed	0:21.69	HeadshotTAS	2019-09-11	d1l4-021.zip
NM speed
UV max	1:58.11	Andrea Rovenski	2023-06-01	dl1-4-158.zip
NM 100S	0:56.03	megasphere308	2024-07-07	d1l4s056.zip
UV -fast	2:28.43	Andrea Rovenski	2023-06-01	dl1-4f228.zip
UV -respawn
UV Tyson
UV pacifist	0:23.89	Womp the Cat	2025-10-23	d1t4-2389.zip
NoMo	0:17.97	depr4vity	2020-07-01	d1l4o1797.zip

The data was last verified in its entirety on October 31, 2025.

Statistics

Map data

Things	228
Vertices	670*
Linedefs	741
Sidedefs	999
Sectors	140

* The vertex count without the effect of node building is 602.

Things

This level contains the following numbers of things per skill level:

Single-player
Monsters	1-2	3	4-5
Zombieman	12	14	14
Shotgun guy	5	9	16
Imp	10	17	19
Demon	8	12	12
Spectre	3	4	11
Weapons	1-2	3	4-5
Chainsaw	1
Shotgun	1
Chaingun	1
Ammunition	1-2	3	4-5
Clip	8
Box of bullets	5
4 shotgun shells	4
Box of shotgun shells	1
Health & Armor	1-2	3	4-5
Stimpack	13
Medikit	5
Armor	1
Items	1-2	3	4-5
Armor bonus	9
Health bonus	20
Light amplification visor	1	1	0
Miscellaneous	1-2	3	4-5
Exploding barrel	16

Multiplayer
Monsters	1-2	3	4-5
Zombieman	12	14	14
Shotgun guy	5	20	27
Imp	10	17	19
Demon	8	14	14
Spectre	3	5	12
Cacodemon	0	3	3
Weapons	1-2	3	4-5
Chainsaw	2
Shotgun	1
Chaingun	1
Ammunition	1-2	3	4-5
Clip	8
Box of bullets	5	6	6
4 shotgun shells	4
Box of shotgun shells	1	2	2
Rocket	6
Box of rockets	1
Health & Armor	1-2	3	4-5
Stimpack	13
Medikit	5
Armor	1
Items	1-2	3	4-5
Armor bonus	9
Health bonus	20
Light amplification visor	1	1	0
Miscellaneous	1-2	3	4-5
Cooperative start	4
Exploding barrel	16

External links

• Deathless demos at the Doom Speed Demo Archive