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Unknown Dungeon is a cave in Kalos. It can only be accessed once the Pokémon League has been defeated.

To reach Unknown Dungeon, one must travel through Route 20 to the Pokémon Village and bring a Pokémon who knows Surf. The entrance is located behind a ledge and can be accessed from the surfable river.

Description

Unknown Dungeon is a quiet, small cave. From the entrance in Pokémon Village, the cave starts with a short path that leads to a small chamber where Mewtwo awaits.

Pokémon

Mewtwo XY.gif
Mewtwo
Level:
70
Type:
Ability:
Pressure
Held item:
None


Items

Overworld

Items
Item Games Location/Method
MewtXMS.png Mewtwonite X X Obtained after capturing Mewtwo
MewtYMS.png Mewtwonite Y Y Obtained after capturing Mewtwo
Oval Stone.png Oval Stone X/Y Northwest of the cave (hidden, reappars occasionally)

In battle

Items
Item Games Location/Method
Float Stone Sprite.png Float Stone X/Y Obtained by using Hyper Voice or Rock Slide when a brown rock is present in the background
Hard Stone Sprite.png Hard Stone X/Y Obtained by using Hyper Voice or Rock Slide when a brown rock is present in the background
Damp Rock Sprite.png Damp Rock X/Y Obtained by using Muddy Water, Surf or Water Spout when a gray rock is present in the background
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