LOSMAP04: ACT IV (Legacy of Suffering)

Legacy of Suffering maps
LOSMAP01: ACT I LOSMAP02: ACT II LOSMAP03: ACT III LOSMAP04: ACT IV LOSMAP05: ACT V LOSMAP06: ACT VI LOSMAP07: ACT VII LOSMAP08: Final ACT LOSMAP09: Unknown Destination

This level occupies the map slot LOSMAP04. For other maps with a non-standard slot, see Category:Non-standard map slots.

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LOSMAP04: ACT IV is the fourth map of Legacy of Suffering. It was designed by Logan MTM and uses the music track "".

Walkthrough

Map of ACT IV

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. Head north from the start and in the next segment, jump to any of the corners to head underneath the walkway, where you will find an armor. This secret also applies for the northernmost segment, which will have a box of shotgun shells. (sector 77)
2. In the central station, enter the northeast vent to get a box of shotgun shells and a box of ammo. (sector 326)
3. After you able to jump out of the easternmost room, return to the main halls and head north and east. Shoot the hatch open to get a missile from Metroid. (sector 521)

Speedrunning

Current records

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

Run	Time	Player	Date	File	Notes
UV speed
NM speed
UV max
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The (absence of) data was last verified in its entirety on February 7, 2025.

Deathmatch

Player spawns

This level contains eight spawn points:

1. facing north-east. (thing 545)
2. facing north-west. (thing 546)
3. facing south-east. (thing 547)
4. facing south-west. (thing 548)
5. facing west. (thing 549)
6. facing west. (thing 550)
7. facing west. (thing 551)
8. facing north-west. (thing 552)

Statistics

Map data

Things	692
Vertices	4302*
Linedefs	4487
Sidedefs	7387
Sectors	731

* The vertex count without the effect of node building is 3471.

Things

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

Single-player
Monsters	1-2	3	4-5
Shotgun guy	28
Heavy weapon dude	18
Imp	5
Hell knight	4
Arch-vile	1
Super shotgun sergeant	8
Ammunition	1-2	3	4-5
Box of bullets	5
Box of shotgun shells	7
Box of rockets	2
Energy cell	2
Health & Armor	1-2	3	4-5
Medikit	4
Silver armor	3
Keys	1-2	3	4-5
Red keycard	1
Yellow keycard	1

Cooperative
Monsters	1-2	3	4-5
Shotgun guy	44
Heavy weapon dude	18
Imp	5
Hell knight	4
Arch-vile	1
Super shotgun sergeant	11
Ammunition	1-2	3	4-5
Box of bullets	21
Box of shotgun shells	23
Box of rockets	2
Energy cell	2
Health & Armor	1-2	3	4-5
Medikit	4
Silver armor	3
Keys	1-2	3	4-5
Red keycard	1
Yellow keycard	1
Miscellaneous	1-2	3	4-5
Cooperative start	8
Teleport landing	8

Deathmatch
Weapons	1-2	3	4-5
Super shotgun	1
Plasma gun	1
Cannon shotgun	2
L-chaingun	2
Ammunition	1-2	3	4-5
Box of bullets	16
Box of shotgun shells	17
Rocket	48
Energy cell	10
Energy cell pack	4
Health & Armor	1-2	3	4-5
Silver armor	4
Items	1-2	3	4-5
Backpack	3
Miscellaneous	1-2	3	4-5
Deathmatch start	8