no.
u get it during the game
Quicksand Cave.
there are 10 floors in quicksand pit.
at the underground lake at quicksand cave
You need to go to the place with quicksand and catch one.
Pokemon mystery dungeon explorers of time.
Pokemon cannot be traded in the Mystery Dungeon series.
Yes, but only in Pokemon Mystery Dungeon: Explorers of Sky.
You can't breed Pokemon in the mystery dungeon games.
No.
Most certainly pokemon mystery dungeon explorers of time!
No because Oshawott was created after Pokemon Mystery Dungeon.
you're supposed to go to the dongeonz area and select where it says Quicksand Desert.