Dungeons

Below is a list of all Dungeons, which zones they are located in, and which Key is needed to activate Challenge Mode

Dungeon	Location	Zone	Key Name
Rat Den	Outskirts of Inoya	1-1	Smelly Cheese
Pumpkin Cellar	The Pumpkin Patch	1-3	Cellar Key
Black Tower	Woodhill Plains	1-4	Tower Key
Frozen Cellar	Crystal Village	2-1	Frosted Key
Ancient City	The Glacial Trail	2-5	Ancient Key
Sand Cave	Dry Hills	3-2	Shovel Key
Forgotten City	Mos'Arathim Desert	3-3	Mystic Key
Cauflax Tomb	Pyramid Level 2	3-5	Tomb Key
Old Copper Mine	Old Mining Village	4-1	Copper Key
Abandoned Mine	The Highland Mines	4-2	Rusted Key
Devil's Hole	The Devil's Breach	4-5	Devil's Key
Fuji Crater	Mt. Fuji	5-1	Pickaxe Key
Underground Garden	Misty Swamp	5-2	Garden Key
Kaojin Temple	Fuji Coast	5-3	Battle Key
Temple Trapdoor	Temple of Zamjo	5-5	Golden Key
Unmarked Grave	Highland Graveyard	6-1	Axe Key
Arms Storage	Steam Train	6-4	Storage Key
Distorted Horizon	Event Horizon	7-2	Warp Key
Gladsheim Halls	Forest of the Slain	8-1	Valor Key
Naga Temple	Flooded Plains	8-2	Naga Scale Key
Muspelheim	Forgotten Caves	8-3	Magma Key
Niflhel	Helheim	8-5	Helflame Torch