* '''Published:''' July 1996 * '''Publisher:''' TSR * '''Author:''' Nicky Rea * '''Format:''' 96 pages * '''Rules:''' AD&D 2nd Edition * '''Product:''' * [[http://athas.org/products/dnp|Athas.org]] * [[http://tsr.bothgunsblazing.com/ds/ds-defi.htm|TSR Archive]] * [[https://rpggeek.com/rpgitem/53919/defilers-and-preservers-wizards-athas|RPG Geek]] * [[http://index.rpg.net/display-entry.phtml?mainid=7437|RPG Net]] * [[wp>Defilers and Preservers: The Wizards of Athas|Wikipedia]] * '''Reviews:''' * [[http://bigballofnofun.blogspot.co.uk/2010/12/dark-sun-defilers-and-preservers.html|Big Ball of No Fun]]
This accessory presents everything needed to create and play preserver and defiler wizards. It features:
* A discussion on Athasian magic --- how it works, who can use it and what it can do. * New rules for Athasian wizards. * New proficiencies and plenty of wizard character kits. * Rules for the advanced beings --- dragons and avangions. * Information on three new types of defilers and preservers --- ceruleans, necromancers, and shadow wizards. * Details on the mysterious planes known as the Black and the Gray.