MAP26: Beneath a Festering Moon (BTSX-E2)


Back to Saturn X E2 maps 24-26 & 31

01 02 03 04 05
06 07 08 09 10 11
12 13 14 15 16
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(24 - 26, 31)

This level occupies the map slot MAP26. For other maps which occupy this slot, see Category:MAP26.

MAP26: Beneath a Festering Moon is the twenty-sixth and final proper level of the second episode of Back to Saturn X. It was designed by Xaser Acheron, who also composed the music track, "Angry Science."

Beneath a Festering Moon was featured in Doomworld's Top 100 Most Memorable Maps, placing 19th.

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Map of Beneath a Festering Moon
Letters in italics refer to marked spots on the map. Sector numbers in boldface are secrets which count toward the end-of-level tally.


Other points of interest[edit]


  1. (sector 508)
  2. (sector 746)
  3. (sector 887)
  4. (sector 905)
  5. (sector 1260)


Demo files[edit]

Areas / screenshots[edit]


Routes and tricks[edit]

Current records[edit]

The records for the map at the Doomed Speed Demos Archive are:

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

Miscellaneous demos[edit]

Style Time Player Date File Notes

This information was last verified in its entirety on January 20, 2018.


Map data[edit]

Things 937
Vertices 7741*
Linedefs 8565
Sidedefs 13095
Sectors 1408
* The vertex count without the effect of node building is 6467.


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

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]