MAP21: Heretic Factor (The Abyss)

The Abyss maps 12-22
MAP12: The Square MAP13: The Library MAP14: Arabesque MAP15: Satan's Cross MAP16: The Grand Tower MAP17: Light And Darkness MAP18: Short 'n Sweet MAP19: The Pits Of Doom MAP20: The Cray MAP21: Heretic Factor MAP22: Basilica
01 02 03 04 05 06 07 08 09 10 11 (12 - 22) Secret maps: 31 32

This level occupies the map slot MAP21. For other maps which occupy this slot, see Category:MAP21.

MAP21: Heretic Factor is the twenty-first map of The Abyss. It was designed by J.M.P van Waveren (MrElusive) and Miklos de Rijk (H2SO4), and uses the music track "Mist" by Kevin Schilder, from Heretic.

This article about a map is a stub. Please help the Doom Wiki by adding to it.

Walkthrough

Map of Heretic Factor

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. When you first enter the chapel, turn right towards the next hall. Where the stimpack is, open the wall to get a green armor. (sector 149)
2. When you first enter the chapel, turn left and go behind the altar. Press on the wall here to find a secret area with a health bonus, stimpacks, rockets, a backpack, a box of ammo, and a box of shotgun shells. (sector 159)
3. Press the switch in the stained glass room to open the way to the north, then turn left when you can. Follow this path until you find another wall that can be opened. Inside are rockets, ammo clips, a box of ammo, a stimpack, and health bonuses. (sector 210)
4. At the exit room, press on the orange wall for a teleporter to a room with lost souls, a medikit, an energy cell pack, a box of ammo, and a box of shotgun shells. (sector 294)

Speedrunning

Current records

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

Run	Time	Player	Date	File	Notes
UV speed	0:25.66	Andrey Boldt (Hitherto)	2024-05-05	ab21-025.zip
NM speed
UV max
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The data was last verified in its entirety on May 12, 2024.

Deathmatch

Player spawns

This level contains five spawn points:

1. facing north. (thing 4)
2. facing south. (thing 5)
3. facing north. (thing 6)
4. facing south. (thing 93)
5. facing east. (thing 182)

Statistics

Map data

Things	220
Vertices	1224*
Linedefs	1431
Sidedefs	2182
Sectors	303

* The vertex count without the effect of node building is 1047.

Things

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

Single-player
Monsters	1-2	3	4-5
Zombieman	6	9	14
Shotgun guy	17	18	18
Heavy weapon dude	11	14	16
Imp	1
Lost soul	10	11	15
Revenant	0	1	2
Cacodemon	0	1	2
Hell knight	1	3	4
Baron of Hell	1	2	3
Ammunition	1-2	3	4-5
Clip	20
Box of bullets	3
4 shotgun shells	8
Box of shotgun shells	2
Rocket	8
Box of rockets	1
Energy cell	4
Energy cell pack	1
Health & Armor	1-2	3	4-5
Stimpack	15
Medikit	4
Armor	1
Items	1-2	3	4-5
Armor bonus	16
Health bonus	24
Supercharge	1
Backpack	1
Keys	1-2	3	4-5
Blue skull key	1
Miscellaneous	1-2	3	4-5
Teleport landing	2

Multiplayer
Monsters	1-2	3	4-5
Zombieman	6	9	14
Shotgun guy	18	20	20
Heavy weapon dude	11	14	16
Imp	1
Lost soul	10	11	15
Revenant	1	2	3
Cacodemon	0	1	2
Hell knight	1	3	4
Baron of Hell	1	2	3
Arch-vile	0	1	1
Weapons	1-2	3	4-5
Super shotgun	2
Rocket launcher	2
Plasma gun	2
Ammunition	1-2	3	4-5
Clip	20
Box of bullets	3
4 shotgun shells	8
Box of shotgun shells	2
Rocket	15
Box of rockets	1
Energy cell	7
Energy cell pack	2
Health & Armor	1-2	3	4-5
Stimpack	18
Medikit	4
Armor	1
Items	1-2	3	4-5
Armor bonus	16
Health bonus	24
Supercharge	1
Backpack	1
Keys	1-2	3	4-5
Blue skull key	1
Miscellaneous	1-2	3	4-5
Cooperative start	4
Deathmatch start	5
Teleport landing	2

External links

• The Abyss demos at the Doom Speed Demo Archive