MAP28: Assembler (Speed Master)


Speed Master maps 21-30

01 02 03 04 05 06 07 08 09 10 11
12 13 14 15 16 17 18 19 20
(21 - 30)
Secret maps: 31 32

This level occupies the map slot MAP28. For other maps which occupy this slot, see Category:MAP28.
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MAP28: Assembler is the twenty-eighth map of Speed Master. It was designed by c4tnt and uses the music track "".


Map of Assembler
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.


Other points of interest[edit]


  1. In the red key room, get on the red key ledge and jump to the central platform with a backpack. (sector 56)
  2. At the BFG9000, flip the switch on the left side of the BFG9000 block to open the north corridor. This leads to a soul sphere. (sector 197)


Demo files[edit]

Areas / screenshots[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
NM speed
UV max 3:18.06 jjthebird 2020-08-06
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The data was last verified in its entirety on March 31, 2023.


Map data[edit]

Things 235
Vertices 1209*
Linedefs 1219
Sidedefs 1957
Sectors 260
* The vertex count without the effect of node building is 938.


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

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]