MAP19

A level called MAP19 appears in each of several different games and megawads:


 * MAP19: The Citadel in Doom II
 * MAP19: Shipping/Respawning in TNT: Evilution
 * MAP19: NME in The Plutonia Experiment
 * MAP19: The Spiral in Doom 64
 * MAP19: Fortress: Security Complex in Strife
 * MAP19: Alien Resurrection in Alien Vendetta
 * MAP19: The Marbelous Three in Community Chest 2
 * MAP19: Everything Dies in Hell Revealed