- This level occupies the map slot MAP11. For other maps which occupy this slot, see Category:MAP11.
|Claustrophobia 1024 maps 11-20|
- The level consists of a room, an exit door, 3 keys and a door that requires all 3 keys. There is a switch in each corner of the room. Pressing every switch allows you to gain access to the keys. Once you open the door you must fight a Cyberdemon using your Super Shotgun. You fight him by strafing left and right and keep on firing at him until he is killed. Once killed pressing the switch opens the exit door on the opposite side of the room. Kill the Arch Vile and exit the map.
Other points of interest
There are no official secrets in this level.