Zapdos,Articuno,Moltres,Rayquaza,Kyogre, Groudon,Mewtwo,HO-OH, Lugia, Raikou, Entei, Suicune, (Celebi and Jirachi are event pokemon)
Fill up the rest of your Pokedex!
There isn't a difference in wild or legendarys. The only difference is that the main legendarys are switched but your able to get them anyways.
you get all the kanto starters, hoenn starters, all legendarys and that what happens. (legendarys are, ho-oh ,lugia, latios, latias, entai, suqcoon,raiko,articno,moltres,zaptos,mewtwo,kyogre,grouden,and racqaza.)
evey Pokemon has an egg except legendarys and ditto
enti, raioko, suicune, lugia, ho-oh, articuno, zapdos, moltres, mewtwo, mew (event only), groudon, rayquaza, kyogre(heartgold), celebi (event only), latios, latias(heartgold or event).
go to serebii.net and look on the left for hggs pokedex and go to the Pokemon you want to catch and it will tell you everything about it
you have to have all the legendarys
get all the legendarys
All of them, if you trade with other games.
you keep playing...
all over the place. look for them
All the legendarys are good. pro