route 105 in the ruins.
you must trade him from either Pokemon ruby, sapphire, or emerald.
You can't get him in platinum. You have to transfer him from a Sapphire/Ruby/Emerald.
yes,they are in all three gba games.
you can't. trade with someone who has a ruby, sapphire, or emerald version
Regirock, Regiice, Registeel, Rayquaza, Kyogre, Groudon, Latios or Latias
The only way is through migrating them from Pokémon Ruby, Sapphire or Emerald or by trading.
regiice cant be caught in Pokemon diamond, it can in platinum version, how ever you can transfer a regiice from ruby, sapphire or emerald if you have 1, or there is the method of cheating in which i am against. cheats lead to glitches and unsolvable problems. u can only get the regi known as REGIGIGAS.
In Pokemon Ruby,You get Groudon,Rayquaza,Regiice,Regirock,Registeel and Latios.In Pokemon Sapphire You get Kyogre,Rayquaza,Regirock,Regiice,Registeel and Latias.If you get the Mystery event or Mystery gift,You can get the tickets to get Jirachi and Deoxys.Extra: In Emerald you can get ALL of those Pokemon (legendary Pokemon in Ruby and Sapphire).But if you get the Eon ticket from Mystery event or Mystery gift,You can go get Latios if you caught Latias and Latias if you caught Latios.(Only in emerald).
The rare Pokemon on emerald are Rayquasa, kyogre (hard to catch), groudon (hard to catch), ho-oh, lugia, sudwodoo, smeargle and metagross. Regirock, regiice, registeel, latais, latios, mew, deoxys, and serribi.
you can find regiice near the dewford town,surf northwest.
The only Regi you can get in Pearl in Regigigas But to get Regirock Regiice and Registeal get them in Sapphire Ruby and Emerald Firered or Leafgreen srry to say that folks
Groudon, Kyogre, Regiice, Regirock, Registeel, Latios or Latias and Rayquaza. Jirachi and Deoxys are obtained in a special way, Google search it