On diamond and pearl you can't get them you have to send them over from one of the GBA games.
One is found in the currents, but you need dig.
i do not to know
You have to get regi rock regi steel regi rock then go to the tempo in snowpoint only(soul silver ,heart gold,dimond ,pearl,and platnium)
To
route 207
There is a little hole in the rocks near the water. You will find the regi rock there.
I only know Regi rock,regi ice,regi stell and raquaza
you don't you must trade from Emerald, Sapphire or Ruby.
you cant you can only get regi rock regi ice and regi steel in Pokemon platinum when you have the national pokedex
Kyogre and latias. regi-rock, regi-ice, regi-steel
Braille, there is no language called "regi" , regi are the three legendary rock Pokemon and regigigas.
Get nat dex then you must get regi rock regi ice and regi steel for it to appear