ZAPDOS-First buy as many ultra balls as you can hold/afford. Then make
sure you have a pokemon that can paralyz,sleep,etc. (zapdos is found ia
a powerplant on route 10)
ARTICUNO-same process as Zapdos accept u need escape rope 4 a quick get
away. U also need a pokemon with strength and surf.
MOLTRES-(Must defeat Blaine and have acess to one island)U must go north
via surf. (Exact Same process as Articuno)
HO-OH-Must trade over from Gold,Silver,orCrystal.
LUGIA-Must trade over from Gold,Silver,or Crystal.