MAP11

A level called MAP11 appears in each of several different games and megawads:


 * MAP11: Circle of Death in Doom II
 * MAP11: Storage Facility in TNT: Evilution
 * MAP11: Hunted in The Plutonia Experiment
 * MAP11: Terror Core in Doom 64
 * MAP11: Borderlands in Strife
 * MAP11: Nemesis in Alien Vendetta
 * MAP11: Beyond Pain in Community Chest 2
 * MAP11: Underground Base in Hell Revealed