there are 20 floors there are 20 floors
21 or 23 cant remember
In solar cave
entei
In solar cave you get there after you beat rayquaza
you go to solar cave with a key and open bf19 floors chamber
You can find them lying around in Solar Cave.
I have found keys in these dungeons: Buried relic, Solar cave, Desert resort ( I haven't found any there but i have heard you can find them there.
you cant
kasi kailangan mong magpakabolang
You can find one in Solar Cave.
20 floors, and in those you can find keys, HM Waterfall, and HM Surf. You'll also be able to find Link Cables in the places the HMs were after you get them (useful for evolving certain types of pokemon.)
solar cave and buried relic