E1M4 (Return to Phobos)

E1M4 is the fourth map of Return to Phobos. It was designed by Michael Kelsey and uses the music track "Kitchen Ace (And Taking Names)" from Doom.

Walkthrough

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

Secrets

 * 1) (sector 46)
 * 2) (sector 85)
 * 3) (sector 89)
 * 4) (sector 114)

Bugs

 * The maps has red doors but no red key.
 * Some secrets can’t be reached.

Current records
The records for the map on the Doomed Speed Demos Archive are:

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