E1M1: First Contact (CH Retro Episode)

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CH Retro Episode maps
This level occupies the map slot E1M1. For other maps which occupy this slot, see Category:E1M1.
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E1M1: First Contact is the first map of CH Retro Episode. It was designed by Christian Hansen.


Map of First Contact
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. When you get to the door at the east side, open the northwest corner wall and take the passage to the courtyard to get a shotgun and shotgun shells. (sector 34)
  2. In the room with nukage, open the wall with the poison sign, then back up and jump into the corridor to get health bonuses as well as a megaarmor behind the cage. (sector 93)


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:

Style 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


Player spawns[edit]

This level contains six spawn points:

  1. facing east. (thing 73)
  2. facing north. (thing 74)
  3. facing north-east. (thing 75)
  4. facing east. (thing 76)
  5. facing north. (thing 77)
  6. facing south. (thing 78)


Map data[edit]

Things 118
Vertices 386*
Linedefs 450
Sidedefs 625
Sectors 99
* The vertex count without the effect of node building is 340.


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

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]