No. Mewtwo is.
On Pokemon SoulSilver, to find mew two in the cerulean cave, you need to go to the bottom floor.
Cerulean cave
inside cerulean cave near cerulean city.
At the end of Cerulean Cave.
It should be in the Cerulean cave
You catch Mew-Two
The Cerulean Cave
um listen Pokemon fire red does not have mew only mewtwo and that's in cerulean cave
you will get mew in the cerulean cave at the bottom part
No mewtwo is there
It's inside the cerulean cave, very deep inside.
you can not get mew without the mew glitch but if you go to the end of cerulean cave you can get mewtwo