There are 99 floors in Purify Forest.
There are 13 floors in the mystifying forest.
There is 25 Floors
Answer:15 floors
9 floors and 3 floors at the peak
It has 15 floors.
11 floors+the groundon statue
There are nine floors in the Frosty Forest. However, you may continue directly from the Frosty Forest to the Frosty Grotto; the Grotto consists of five additional floors.
oran forest is between 3 and 7 floors. and midnight forest has 25.
14
15
15
Mystifying Forest has 14 floors and can be unlocked by defeating Dialga at Temporal Tower. As far as I know there is no DeepMystifying forest.