Class Arcanist 1 character with this class in the books read so far. Name Kind Race Level First seen Note Mordecai npc Rat → Bugaboo (B1 ch. 35) → Changeling (B1 ch. 47) → Incubus (B2 ch. 1) → Grulke (B3 ch. 2) 50 B1 ch. 3 Princess Donut's manager, re-formed as a toad-like Grulke for the fourth floor, who coaches the party by chat and from the safe room.