there are about 11 or more floors n the second section has 8 floors
there are 10 floors in amp plains and 9 floors in far amp plains. in the 10th floor of far amp plains, you battle a boss! (i'm not saying who!)
18
it has 11floors
there are 9 and on the 10 there is the luxio tribe boss
It can be you, or your partner.Or, after beating Primal Dialga, you can get one at certain floors of amp plains or far amp plains.
after you beat mnt horn which is 14 floors
In Pokémon Mystery Dungeon: Explorer of Darkness, you can find Pichu in the dungeon that is called the Amp Plains and it can be found in another section of the dungeon called Far Amp Plains, in the regular Amp Plains it can be found on Floors 9 and 10 while in the Far dungeon it can be found on Floors 1, 2, 3 and 4.
From Gamefaqs.com: Pichu can be recruited in Amp Plains, on the ninth and tenth floors.
You can find one on Amp Plains on floors 1-4 and 9-10. Hope this helped! =) If it did, please trust point me!=)
In Pokemon Explorers of Sky, the Water Float is in Amp Plains. You have to go through 20 floors then go against manectric and 8 elektrike.
No you need to be at the dusknoir chapter then marill will tell you to go to amp plains
PMd red and blue: zapdos: 12 floors + rest area+ 3 floor + summit moltres (see zapdos) articuno (same thingas zapdos, but 5 floors then summit) pmd time/darkness and sky: zapdos: b7f amp plains (with secret slab or mystery part in bag) moltres: b40f final maze (at marrowak dojo) articuno: special mission on mt. avalanche- 20 floors