Desecrated Girdle

Desecrated Girdle is a tier 3 armor token. It can be exchanged along with various items at various NPCs at Light's Hope Chapel for the following items:
 * Redemption Girdle
 * Cryptstalker Girdle
 * Earthshatter Girdle
 * Dreamwalker Girdle

Source
This item dropped from Noth the Plaguebringer, Heigan the Unclean, and Gluth in the original version of Naxxramas.