Cerulean cave
The Cerulean Cave
You cannot catch Mew in the Cerulean Cave because it can't be found there.
Mew 3 doesn't exist and the only Mew-anything you can find is mew2 at the back of Cerulean Cave.
I found a website saying you can only get Mew in FireRed by trading Mew from Emerald.
inside cerulean cave near cerulean city.
You dont catch mew You catch mewtwo in cerulean cave
No, you do not need a master ball, if you get it to a low enough hp, you can catch it with an ultra ball. You can find mew in the end of the cave in cerulean.
NO!You can only catch Mewtew in Cerulean cave
You catch Mew-Two
no you cant but you can catch mewtwo in a cave in cerulean
mew cant be found in hg but mewtwo is in cerulean cave