In Pokemon emerald [the game I know it works with] you have to catch regice,regirock,and registeel and then migrate them from your Ds.
you can not catch him
To get Pokemon firered on PC download a vba and Pokemon firered ROM
You can catch a Ho-Oh at Navel Rock in Pokemon FireRed.
You can catch Moltres at Mt. Ember Peak in FireRed.
no you can not
You cannot get it in Pokemon FireRed. It doesn't matter because it is not necessary in Pokemon FireRed.
You can not catch a Staryu in Pokemon FireRed version, because Staryu is version-exclusive to Pokemon LeafGreen version.
Catch, trade, and battle Pokemon
Catch all the Pokemon!
Agumon is not a Pokemon.