you cannot get a mew in diamond and pearl so you'll have to get the code which i don't have.
Mew cannot be caught in the wild in Pokemon Diamond and Pearl. You need the action replay code.
You cant get a Mew without hack
How do you get a mew in diamond and pearl!?
cheat
You can't. You must go to a Nintendo event, cheat or hack.
migrate it from fire red
you can not you can only get it in diamond and pearl
If you have log cabin ranch then you can receive Mew from Hayley(only pearl/diamond)
You go online, search "how to teach mimic in diamond, pearl and platinum on google, then keep looking till u find it.
you need action replay or any kind of hack to get mew
the only way to get mew on Pokemon diamond/pearl is cheat with an item such as an action replay or cheat on the gameboy advanced verions with an item such as gameshark then migerate.
mew is not in pearl it is only in red green blue and yellow