You need the Wailmer Pail, which you can get from a lady in the Flower Shop (the house north of Petalburg Woods) and spray it on the Sudawudoo.
If you beat the Pokemon league with all your Pokemon (None from events or trade. All Pokemon you caught) and walk downstairs after your Pokemon league victory, your father gives you the Frontier Pass, a key item. The Battle Frontier's exact location i do not know, but if you check a walk-through site, It'll tell you where it is.
can only get mewtwo through trade in Pokemon emerald
Yes, but they are only obtainable through event or action replay code. They lead to Fullmoon and Newmoon Islands (Cresselia and Darkrai).
Pokemon emerald or through global wireless trade
Go to youtube.com and watch a walk through about Pokemon emerald
get the go goggles
Deoxys is a legendary Pokemon and cannot breed in Pokemon Emerald. This Pokemon can only be obtained through trade and special Live Nintendo events.
In Ever Grande City, after you get through Victory Road.
You can find people through the map who want to trade Pokemon with you.
No
find out your self
you have to get him in Pokemon emerald, Sapphire or ruby. then send him through the pal park