Character · Book 6, The Eye of the Bedlam Bride
Mistress Tiatha
'Our tutorial guide lady, Mistress Tiatha': the Meadow Lark party's guide, whom Brandon calls their guildmaster, and who told them where the stairwells are.
Segment appearances
Arc
Mordecai's source on what the crazy goat did and on the engineers' fairy-tale floor (ch. 2); with Mordecai she explains the failsafe notification everyone receives: not the first time it has happened, but the first time before the ninth floor (ch. 48).