you can't unless you migrate or do GTS(GlobalTradeStation)
No, but you can do it without a cheat.
You can't get Mewtwo in Pokemon Pearl.
You can't get a Mew unless you cheat, I think. A Mewtwo you can only catch in Fire Red\Leaf Green and transfer to your Pearl.
In what Game?
You can obtain it through the action replay, trade, or GTS.
You can't catch mewtwo in pearl, but you can transfer one through pal park if you have one in firered,leafgreen,ruby,sapphire, or emerald. Or you could use cheats to catch mewtwo in pearl
yes,mewtwo is in Pokemon dimond/pearl
you can't unless you trade or,mabye use a cheat.
go to Pokemon league
probs
Trading
NO!!