MAP15: Descent to Core (Speed of Doom)

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Speed of Doom maps 12-20

01 02 03 04 05 06 07 08 09 10 11
(12 - 20)
21 22 23 24 25 26 27 28 29 30
Secret maps: 31 32 33

This level occupies the map slot MAP15. For other maps which occupy this slot, see Category:MAP15.

MAP15: Descent to Core is the fifteenth map of Speed of Doom. It was designed by Josh Sealy and uses Wash, an original track by Stuart Rynn.

Walkthrough[edit]

Map of Descent to Core
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.

Essentials[edit]

Other points of interest[edit]

Secrets[edit]

  1. On the stairs leading to the blue door, from the top, drop down while hugging the wall to your right (south). You'll land on a thin ledge. Press the south wall in a corner to find a soulsphere. (sector 352)
  2. This secret is up behind bars, where the spider mastermind is, and is required to gain access to the secret exit. (sector 283) You need to do arch-vile jump onto a nearby small grass platform with a health bonus on it. In this secret, you will find the red key and another soulsphere.
  3. Area with the secret exit, behind the red door opposite the normal exit switch, is marked as a secret. (sector 160)

Bugs[edit]

Demo files[edit]

Areas / screenshots[edit]

Speedrunning[edit]

Routes and tricks[edit]

Current records[edit]

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

Run Time Player Date File Notes
UV speed (normal exit) 0:33.69 Boris Klimeš (dew) 2010-04-21 sd15-033.zip
UV speed (secret exit) 1:20.29 Boris Klimeš (dew) 2011-08-20 sd15s-120.zip
NM speed (normal exit)
NM speed (secret exit)
UV max 5:16.57 Tatsuya Ito (Tatsurd-cacocaco) 2022-07-23 sd15-516.zip
NM 100S
UV -fast
UV -respawn
UV Tyson 39:52.51 Orii 2026-01-15 sd15t3952.zip
UV pacifist (normal exit) 0:50.23 Billa 2021-09-27 sd15p050.zip
UV pacifist (secret exit) 1:45.49 Elmle 2026-01-27 sod15sp145.zip
NoMo (normal exit) 0:24.60 Kyle McAwesome 2024-08-08 sd15o024.zip

The data was last verified in its entirety on January 30, 2026.

Statistics[edit]

Map data[edit]

Things 300
Vertices 3917*
Linedefs 3559
Sidedefs 6284
Sectors 623

* The vertex count without the effect of node building is 2885.

Things[edit]

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

Technical information[edit]

Inspiration and development[edit]

Trivia[edit]

See also[edit]

Sources[edit]

External links[edit]