You need to have a water Pokemon and train it to level 20-30(I have a squirtle)
You use it to get to Jirachi.
FTW
all water Pokemon at least
Get a geodude and teach it magnitude. Use that with a skitty and a torchic in Pokemon Mystery Dungeon Explores of Time to beat the Luxio tribe.
You have to use the stairs to reach the last floor.
You can't.
You have to be defeated in a dungeon.
You use it to get to Jirachi.
FTW
all water Pokemon at least
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