You must face the way of the exits. Once you are facing towards the exits, move towards them. You can slide through the Ice Path quickly this way.
mewtwo
it is in cerulean cave
you can go to the mt silver
he is in a cerulean cave i beleive
in cerulean cave
Cerulean Cave
You find it in Union Cave.
Mewtwo is in cerulean cave and tough to get
you catch it in cerulean cave
In Mt. Silver I think. Or Cerulean Cave.
in the dark cave near blackthorn city
they are in the ecruteak theater