25 floors, with a treasure chamber on the 15th floor usually holding a yellow silk, and there's also a Kecleon market or two that sell evolutionary items, including link cables.
Crystal Cave has 12 floors in Pokemon Mystery Dungeon: Explorers of Darkness.
48 floors
There are 19 floors in the Landslide Cave dungeon in Pokemon Mystery Dungeon: Explorers of Darkness. The dungeon is known for its rocky terrain and challenging battles with ground-type Pokemon.
The Nightmare has 17 floors.
Dark Crater in Pokemon Mystery Dungeon: Explorers of Time has 25 floors. This dungeon is known for its challenging layout and strong Pokemon encounters.
The Temporal Tower has 23 floors in "Pokémon Mystery Dungeon Explorers of Darkness."
19
There is 20
=20 Floors=
48 floors
20 floors
there are 15 floors to this dungeon and a sandstorm on floors 6,10 and 11