ok so if mew were to transform, he would do it about 5-10 moves into the floor. If he does transform, it will say in the box "Mew used transform". If it says this, that means that mew is on the floor. Good luck!
As soon as you receive a leter for the discovery of the hidden land, you can enter. At the 15th floor, you can fight Regirock, at floor 25, Regice, and Registeel at floor 35.
Rayquaza is on the 9th floor.
Waterfall Pond has 19 floors. You need the HM Waterfall to enter the cave.
floor number 5
floor 20 of solar cave
solar cave floor 20 its hard so bring i strong Pokemon
go 2 bulletin board, accept a rescue mission, go to that floor on that dungeon it says, then u click on the Pokemon wandering about wiv a yellow thing underneath it.
In Pokemon Mystery Dungeon: Red Rescue Team Latias is found after you complete the 25th floor of Pitfall valley.
the 99th floor
then all your Pokemon will die
You have to get to floor 30 and then you battle.
you get it in Buried relic in floor 25