"Just a friendly old cannibal, me."
A hermit who lives in an abandoned dire beaver dam out in the wilds of Lustrum Falls with his wife/sword Debbie. He claims his precariously balanced insanity is what allows him to avoid attracting the attention of the Elemental Chaos, while also keeping him rational enough to survive living in the wilderness.
In a vision of the past, Tolliver was seen escaping with Fair Susan from the prisons of King Fancy in the Feywild. If this was a true vision, then at some point he once traveled on the Arbenzafe, though his current relationship with the Fae citadel is unknown.