MAP20: Judgement Day (Hell Revealed)

MAP20: Judgement Day, designed by Yonatan Donner, is the twentieth map of Hell Revealed.

Secrets

 * 1) In the northern wall of the norther hallway there is an alcove with some Revenants hidden behind stained glass. This compartment can be accessed by a hidden door in the middle of the southern wall of the next room north. You find 2x Box of shells in there.

Speedrunning
See:
 * Hell Revealed at Compet-N
 * Hell Revealed at the Doom Speed Demos Archive