the way to catch all legendary Pokemon in the Pokemon universe is lokk at the number they are in the pokedex then thro away that many masterballs you have to have the cheat where you get 999 masterballs to do it
No migrate him from firered or leafgreen to get him.
Catch it in firered or leafgreen, then migrate.
To catch Mewtwo in LeafGreen or FireRed no. To migrate Mewtwo from LeafGreen or FireRed to Diamond/Pearl/Platinum yes you have to have it in Diamond/Pearl/Platinum.
No two Pokemon make mewtwo ,you must catch it in firered or leafgreen and if you want you can migerate it to diamond or pearl.
No, you cannot find or capture Mewtwo in Pokémon Diamond, you'll have to transfer it from Pokémon FireRed or LeafGreen or you could trade the Mewtwo found in HeartGold or SoulSilver over to Diamond..
no, firered or leafgreen
trade from firered or leafgreen.
Capture him in firered or leafgreen and trade it.
you don't. You can't find either Mew or Mewtwo in Emerald; you have to trade from FireRed or LeafGreen to get Mewtwo. You can't get Mew without an event or cheating.
Mewtwo? Plus you cannot get Mew in Leafgreen or Firered.
In Cerulean cave in Pokemon firered and leafgreen
Nowhere you must trade one from firered or leafgreen.