He is at the end of cerulean cave.
Mewtwo.
Mewtwo!
Mewtwo is found in cerulean cave.
no, firered or leafgreen
Mewtwo, yes, if you have a FireRed or LeafGreen with Mewtwo.
Catch 'em all
No migrate him from firered or leafgreen to get him.
Yes it is in a cave.
you cant catch mewtwo in Pokemon emerald. to get it you must trade with either Pokemon firered or leafgreen.
Mewtwo? Plus you cannot get Mew in Leafgreen or Firered.
Face the Pokemon League again
Mewtwo is at level 70 when you find it on leaf green.