mewtwo,moltres,zapdos,articuno and mew
You can't. The legendary dogs didn't exist at the time yellow was released. Sorry.
Mewtwo, Zapdos, Moltres, and Mew.
grovile
You have to defeat the elite four then you can catch the legendary
you have to get more then 45 gym to catch legendary Pokemon! deoxys is a legendary Pokemon
no.but you can trade it who someone who has it at firered leafgreen and yellow version......
Legendary Bird. Lucky catch. Try sleep
you cant you need to trade from red,blue,yellow,or gold
you can catch as many legendary Pokemon but only once unless you have it on the computer
you can't catch it because you already beaten the legendary
Catch it with a Heal Ball Make they health go yellow or red
defeat all gyms,elite 4 and champion of that region to catch legendary pokemon