Same place, another record — The game has several zones named Hall of Indomitability here. The main page gathers them: open the main page
Hall of Indomitability
Part of Citadel of the Fallen Daeva (Conquest [Hard]) · Dungeon page: entry, bosses and rewards → · Open interactive map →
Citadel of the Fallen Daeva is not open on the EU/NA servers yet.
Names in other regions: Korean
KR불굴의 전당
Monsters
1
Teleports
4 teleport points — View on the interactive map