E4M6: Detention Level (The Invasion)

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The Invasion maps
The Rock

M1 M2 M3 M4 M5 M6 M7 M8 M9

Project: Jupiter

M1 M2 M3 M4 M5 M6 M7 M8 M9

Planet Hell

M1 M2 M3 M4 M5 M6 M7 M8 M9

The Final Frontier
This level occupies the map slot E4M6. For other maps which occupy this slot, see Category:E4M6.
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E4M6: Detention Level is the sixth map in episode The Final Frontier of The Invasion. It was designed by Paul Fleschute (Moe).


Map of Detention Level
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. At the southeast end of the main ring, press on the damaged outer wall to find a secret room. Approach the platform and shoot the switch to the southeast to get up to the superhealth and berserk pack. (sector 258)
  2. At the south end of the ring, open the door and head all the way to the southernmost room. Lower the south wall to get a backpack. (sector 270)
  3. At the southeast end of the main ring, open the damaged inner wall to find a secret teleporter. This counts as two secrets. (sector 288)
  4. See Secret #3. (sector 289)
  5. Take the teleporter in Secret #3 to get a computer area map. When you teleport back, re-enter the teleporter, then lower the wall behind you to get a superhealth. (sector 308)
  6. Open the yellow door at the northwest part of the ring, then open the next door. Open the terminal to get a rocket. (sector 305)
  7. In the center of the ring, find the computer terminal with an armor bonus on it and use it. This lowers the terminal behind you. Drop down to enter a tunnel of health bonuses. The next tunnel has armor bonuses. (sector 280)


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
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The (absence of) data was last verified in its entirety on February 21, 2022.


Map data[edit]

Things 303
Vertices 1383*
Linedefs 1423
Sidedefs 1920
Sectors 310
* The vertex count without the effect of node building is 1151.


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

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]