u could find him on map 3
first you go to gym and beat everyone. then go to map 3
You cannot find Regigigas in pokemon black and white. You can obtain it by trading with someone who have Pokemon Diamond/Pearl/Platinum.
You can find Regigigas in Snowpoint Temple in Pokemon Diamond, you will need to bring Regice, Registeel and Regirock for Regigigas to waken.
I don't Know if your being serious but regigigas is a Pokemon created for Pokemon pearl and diamond.
no you can't.
You can't be cause Sapphire is a Generation III game and Regigigas is a Generation IV pokemon.
you cant get reggiggas in Pokemon emerald
No. Regigias is only available in in gen 4 and up. You can catch regigigas in Pokémon omega ruby and alpha sapphire
Pokemon Ranger was made before Regigigas, so there is no Regigigas on Pokemon Ranger.
You can only get the 3 regis and not regigigas. Regigigas is a newer pokemon.
In Cinnabar Island.
regigigas is not a Pokemon you can obtain in ruby because regigigas was made in diamond and pearl and platinum so you can't get it in ruby ever.