follow the game.you have to get through mt.coronet.get a ice type,cause it'll hail to your way there.
by:poke-expert rookie pearl
Chat with our AI personalities
catch one near snow-point city or evolve sneasel
U hav 2 Dfeat the pkmn league
You can't, you can only get ice punch in platinum but a move tutor near snow point city.
Regigigas
Go to snow point city and take a ride on the ferry to an island and if you`ve seen all the Pokemon in sinnoh go to sandgem town and talk to proffeser rowan