You can't.
You have to be defeated in a dungeon.
You use it to get to Jirachi.
FTW
all water Pokemon at least
just Google the modifyer code and dirictions u can use the Pokemon modifyer to get any Pokemon at all! ;-)
try to use a grass type
Use an action Replay or search it in google
Use action replay
l+A
you can teach it to your Pokemon if it can learn it or you can sell it
you use rock smash
no