u can catch mewtwo

nothing actuly

it's nothing until u...wait y should i tell u but all i have to say is until u...rare pokemon appear in the cave!!

you can get rae pokemon if you get mystery gift and to get mystery gift you type in link together with all in the questionarre in the mart thats what i heard anyway

DON´T listen to the first answer listen to the 2 answer

nothing i tried everything in there and you do nothing

there are first only zubat or weak pokemon
as time go .. there will come more rare and uncommon pokemon there
i have haerd that mew2 and celebi can be faund there

I heard it was for a murkrow...if your lucky

weak pokemon.

crudy zubat

u find mew in that cave after never going in the till u beat elite four 100 times

most of these awnsers are terribly wrong. when ur first able to go there weak pokemon like
zubat are there but on other sites they say that once u get every unown u can get jhoto
pokemon there