E2M4: D'Sparil's Icebox (UnBeliever)

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UnBeliever maps
Episode 1: Gimmicky Gauntlets

M1 M2 M3 M4 M5 M6 M7 M8 M9

Episode 2: Limited Linedefs
Episode 3: Tricky Trials

M1 M2 M3 M4 M5 M6 M7 M8 M9

Bonus map


This level occupies the map slot E2M4. For other maps which occupy this slot, see Category:E2M4.
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E2M4: D'Sparil's Icebox is the fourth map in the Limited Linedefs episode of UnBeliever. It was designed by scwiba.


Map of D'Sparil's Icebox
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. After lowering the upper maze, you will see an enchanted shield at the northeast part of the maze. Lower the nearby lift and use it to jump to the enchanted shield. (sector 15)
  2. When you lower the upper maze, quickly run to the switch at the south end, which you have only one shot to get. Press it and return to the starting point to find the secret exit. (sector 16)


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
SM speed (normal exit)
SM speed (secret exit)
SM max 1:56.83 Luleta 2022-03-18 ub24m156.zip
BP speed (normal exit)
BP speed (secret exit)
BP max
NM speed (normal exit)
NM speed (secret exit)
NM 100S
Pacifist (normal exit)
Pacifist (secret exit)

The data was last verified in its entirety on May 8, 2022.


Player spawns[edit]

This level contains four spawn points:

  1. facing south-east. (thing 98)
  2. facing north-west. (thing 99)
  3. facing north. (thing 100)
  4. facing east. (thing 101)


Map data[edit]

Things 102
Vertices 99*
Linedefs 100
Sidedefs 175
Sectors 17
* The vertex count without the effect of node building is 78.


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

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]