MAP21: Hell's Portal (Hell in Hell)

MAP21: Hell's Portal is the twenty-first map of Hell in Hell. It was designed by Nathaniel Carll.

Secrets

 * 1) Open the north wall in the yellow key room to find backpacks and a BFG9000. (sector 38)

Current records
The records for the map at the Doom Speed Demo Archive are:

The data was last verified in its entirety on January 16, 2022.

Player spawns
This level contains four spawn points:
 * 1) facing north-west. (thing 186)
 * 2) facing south-east. (thing 187)
 * 3) facing south-west. (thing 188)
 * 4) facing south. (thing 189)

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