Yes but the only way to get them is from another firered or leafgreen.
you have to trade them from other Pokemon games
type this code 010075DA and now u can get all three starter Pokemon
no you can not
Trade
Trade for them.
you must trade with a freind that has a starter pokemon that you dont have.
if u have charmander as a starter u get suicune if u get sqirtle as a starter u get raikou if you get bulbasaur as a starter u get entei. all r roaming in the wild.u must beat elite 4 and champion
Only on Pokemon yellow.
You cannot get all 3 Starter Pokemon in Pokemon Emerald without trading for the other 2.
Starter,arcanine(if not fire starter),Lapras(if not water) raichu,articuno, dragonite,eeveeloution of your choice, aerodactyle all lv 50 or higher b4 the Pokemon legue
chose one starter Pokemon and beat your rival on hit with a critical.the professor will congragulate you by giving you all three starters
It is impossible unless u have action replay or another hack system