Envoy Caoiss

 is a Breton Bloodthorn cultist, residing in Dwynnarth Ruins, Glenumbra.

Vines and Villains
A messenger was captured near the Dwynnarth Ruins Lion Camp while he was on his way to a secret meeting between the Red Rooks and the Bloodthorn Cult. A Lion Guard scout suggested the Vestige should find Provost Piper and offer him help.