Amulet of Shadow (cat)
  When named ("Kolyewa") and spoken the full given name of any present or
former member of the Thieves' Guild, will produce a full record of all 
criminal activities performed by that individual, and point to evidence of 
them if such exists.

Ritual of Contacting Lucifer (charity)
  Human sacrifice, some random shit, and a page of Chthon's Tome.