yes
Action replay
Action replay is not an Pokémon item that can be obtained in Diamond.
Ok i would recommend getting Action Replay and use the cheat on there
Go to neoseekers.com
No
no you have to get is from an action replay or go to a Pokemon event
Find an action replay code and program it, that's how you get many masterballs on Pokemon diamond action REPLAY. ;)
action replay
action replay
action replay
action replay
its a cheat