Drown the unbelievers in a sea of blood!
Henzell says...
  1. Every ziggurat you complete (from floor 27) will make all future ziggurats have more and harder monsters - effectively capping after 9 completed zigs. Are you up to the challenge? Eventually most floors of the zig will have every square filled with monsters.
  2. A guide to megazigging by canine (outdated): 'https://docs.google.com/document/d/18uT72l1L5tP8UO6N6N-2NH2GGEvQj8zlJswNinEQsOU/edit?usp=sharing'

Information based on master branch and the great LearnDB.
© Dungeon Crawl Stone Soup, 2010.