Number One Kill The Next Generation

Number One Kill The Next Generation is a 22-level megawad for Doom II that was created by Angelo Jefferson and released in November 1997. It is a sequel to Number One Kill, a Doom 1 Episode replacement. This WAD is noteworthy for its difficult levels owing to its early release, leading to comparisons with The Plutonia Experiment and Hell Revealed.

Levels

 * MAP01: Entryway
 * MAP02: The Abandoned Mines
 * MAP03: Space Port
 * MAP04: Country Side
 * MAP05: Radioactive Substance Control
 * MAP06: Central Command
 * MAP07: Gateway to Hell
 * MAP08: Hell's Welcome
 * MAP09: The Pit
 * MAP10: The Wicked Metal Garden
 * MAP11: Circle of Death
 * MAP12: Strage Universe
 * MAP13: City of Hell
 * MAP14: Pain
 * MAP15: Lair of the Baron
 * MAP16: Fortress of Fire
 * MAP17: Fortress of the Damned
 * MAP18: Outer Mines
 * MAP19: Hell's Destruction
 * MAP20: Final
 * MAP31: On Earthen Soil
 * MAP32: Arsenal

Built-in demos
This WAD features five built-in demos. All require Doom II v1.9 to view them. The demo levels are:

WAD problem
All music lumps are included in the PWAD twice, with and  occurring three times, and  and  four times, but the repeated entries are often not identical.