Iratt fey Duul

Mob	Grillmaster Brayg	Black Rose Keep Dungeon	50m SW
Mob	Black Wolf Dyl	Black Rose Keep Dungeon	50m S
Mob	Crimson Grin	Black Rose Keep Dungeon	87m SW
Mob	zakaat scavenger	Zakaat Goblins Dungeon	97m NE
Mob	Dobian Yowe	Black Rose Keep Dungeon	119m NE
Mob	Chalice Jey, The White Raven	Black Rose Keep Dungeon	136m S
Mob	Mossajaed "The Dame of Shillin"	Black Rose Keep Dungeon	143m SW
Mob	Modrus "Giantbane"	Black Rose Keep Dungeon	143m SW
Mob	Borric the Caskmaster	Black Rose Keep Dungeon	144m S
Mob	Sister Palia	Black Rose Keep Dungeon	145m S

Iratt fey Duul is a level 25 named mob in Black Rose Keep Dungeon (Black Rose Keep).

Iratt fey Duul can only be spawned by having Fluted Bone Whistle in the inventory.
Enter the secret area behind the wall in the lower part of the keep to trigger her spawn.
The item will be consumed while she spawns.
The cooldown before you can respawn her again is around 3h.