Action replay codes.
No.
Sorry but you can't.
yes, with the action replay go to www.cheathappens.com for the codes
no you can't without an AR.
Im sorry you can't duplicate Pokemon in Pokemon platinum. You can duplicate Pokemon in diamond/Pearl or emerald the trade or migrate them to platinum though.
You cannot.
It can't be done.do not duplicate your Pokemon your game boy save will be delete
Hack the game otherwise, it's impossible.
There is no Pokemon called Mew3 if you saw it on YouTube it was a hack.
It's the same as any other game. Ditto+ Pokemon you want to duplicate (not legendaries)xthe Pokemon daycare= Egg. Hatch the egg and you either have a duplicate Pokemon OR the first evolution of that Pokemon.
you trade with your friends and your friends must be in front of you
U cant unless u beat the 4 people and then u can duplicate Pokemon and certain items