Same place, another record — The game has several zones named Mirror Corridor here. The main page gathers them: open the main page
Mirror Corridor
Part of Hall of Illusion (Conquest [Hard]) · Dungeon page: entry, bosses and rewards → · Open interactive map →
Hall of Illusion is not open on the EU/NA servers yet.
Names in other regions: Korean
KR거울 회랑
Monsters
2
Teleports
4 teleport points — View on the interactive map