As far as I know you can not.
BY HAVING THE MYSTIC SHINY POKEMON. WHICH IS ONLY OBTAINABLE IN POKEMON FRIGO RETURNS. WHEN YOU GET IT JUST TRADE IT TO POKEMON EMERALD.
YES, duplicating Pokemon and items, going to moon etc
No.
FROM THE MOON IN POKEMON!
there aren't any cheats.
Deoxys.
answer it
in the moon
nothing you cant go to the moon or on it or in it
T Actually the game is not official but it is playable. There is no way to get past mt. moon on the gameboy rom but if you are using an emulator you would have to use cheats.
Moon Stones are evolutionary stones that help certain Pokemon evolve. In Pokemon Emerald, these stones can only be found on wild Lunatone which may be captured in Meteor Falls.
New moon island is only avalible in Pokemon pearl, diamond and platinum