Well the easier way is hacking but then there is the hard way. You must beat the elite four 12 times then you will start encountering mew in the cave you find mewtwo in. And wala! you can catch a mew!
There is no Mew in FireRed or LeafGreen.
The only way to obtain Mew was through an event for FireRed/LeafGreen.
You cannot get Mew legit in Pokemon FireRed, for the event for Mew has ended. You would need to use a GameShark or trade for it from Pokemon Emerald.
There no Mew in firered.
You must capture Mew on Emerald and trade it to FireRed.
You can't get mew in firered or leafgreen.
i got mew by going into that tower where the ghosts are and you Pokemon cant battle them. there is a secret key but i think you need to trade to get it.
Its not possible to get mew in firered only emerald can via Nintendo event.
Yes, Mewtwo can be caught in Cerulean Cave. As far as Mew is concerned, only hints about it's existence can be found in the Pokémon Mansion at Cinnabar Island. There is no way to catch Mew in Pokemon FireRed of LeafGreen. You have to trade it.
how did u get mew
Mew cannot be found in firered only emerald can via Nintendo event.
no