You may use Pokesav to edit your save file, or you can try using Action Replay codes if you find any.
you can do that in cheats
go to elitepokemontrainers.net and it is there. :)
what is the code for 999 masterballs for pokemon platinum?
You earn a Lot of money like say, enough to by 999 masterballs, then go to a mart that sell master balls, and try to by say 999 masterballs. : ' )
Use a hacking device such as Action Replay DS.
you buy an action replay and get the event and then use the 999 masterballs cheat
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
Action Replay
you have to get action replay and then you can get 999 masterballs rare candies and more even shiny pokemon
999x master balls94000130 fcff0000b21c4d28 00000000b0000004 0000000000000f4c 03e70001d2000000 00000000press L+R to activateThen go to your inventoryunder pokeballs and there should be 999 Masterballs
Action Replay.
You can get 999 masterballs at the pokemart for $1,000,000 THAT is a lie. No, you cannot. no lie guys first you need to complete the national pokedex