Rivulet Dungeon : The Contageum

Relic Drop Table of Named NPCs ; 

Not all mentioned relics are my own discoveries, I sincerely appreciate Pax Dei discord community for sharing their relic discoveries with everyone.

Mite : Great Seal of the Lost Abbot (Silver)
Unlocks the recipe for : Pilgrim's Sabatons III

Moth : Great Amulet of Holy Wound
Unlocks the recipe for : Magus' Trousers of Entrancement III

Priest of Zeb (Doctor): Majestic Amulet of Justice
Unlocks the recipe for : Pilgrim's Tunic IV

Roaming Glutton : Majestic Seal of the Lost Abbot (Silver)
Unlocks the recipe for : Cleric's Alb of Cleansing IV

The Eye of Pellipis : Majestic Rosarium of Silent Intercession
Unlocks the recipe for : Cleric's Alb of Reflection IV

Warden of the Hall : Majestic Amulet of Sanctity
Unlocks the recipe for : Ironside's Greaves of Sacred Guard IV