Father Calen has collected various substances to study.

  * 2 cave lizard eggs - currently being hatched in the catacombs beneath the priory
  * various preserved cave lizard body parts
  * fabric from the tunic of Brother Eudes
  * vial of man-bat blood
  * vial of "the Dark Mother's Milk" - purple/white liquid that cures the drinker of all non-magical diseases and physical ability damages and penalties. The drinker gains a +4 enhancement bonus to Str and Con for a week, but also accepts d4 corruptor demons in the process.
  * powdered dust from the altar in the catacombs
  * powdered dust from an altar in Deadman's Town
  * beak of a hooger
  * empty soul gem (75gp/3HD)
  * Crown of Frost - The wearer becomes resistant to cold damage, reflects all light sources to twice their normal radius, and can make all weapon attacks do cold damage with +1 to damage rolls. However, the wearer finds that the continuous cold makes their weapons brittle, raising the critical failure span to damage equipment to a roll of 1-2.
  * Oracle's necklace with eleven 75gp/3HD soul gems containing Land Wights
  * vial of Nettle Moss 
  * 3 zodiac necklaces - Gemini, Capricorn, Scorpio
  * bar of orichalcum
  * 20 drams of Razorbat guano
  * vial of Razorbat blood
  * pelt of a Hell Hound
  * tail of a Hell Hound
  * fangs of a vampire pawn (Herr Shandor)
  * skull and ears of a serpent jinn
  * 2 tongues of Hell Stalkers
  * hide and wings of a griffon
  * cowl and wings of three dreaded man-bats
  * 7 giant spider silks
  * 3 powdered vampire spider swarms
  * egg sacks of a vampire spider swarm