Frostfire Keep (Stormheim)
Faction title: High Elves in Exile
Faction map name: The Frostfire Throne
Start room: Frozen Hall
Finish room: Frostfire Throne
Faction info: Long ago, a renegade Elven Lord of Frost and Fire made his home here.
Added: 13 December 2019
GoWDB link: Frostfire Keep - Kingdoms - Gems of War Database
Faction weapon (Frostfire Jewel): Frostfire Jewel - Weapons - Gems of War Database
Faction pet (Dr. Sno): Dr. Sno - Pets - Gems of War Database
Faction’s work title was “Ice Rift”, but later the devs changed it. I saw maximum 3 actual treasure rooms at once. (Maybe central rooms are occasional treasures too, I’ll clarify it later.)
The Frostfire King is a useful troop from here.