you can catch mewtwo at cerulean cave
Get the crystals on 1,2,3,4,5,6,7 islands and bring to Celio.
Give it to celio in 1 island
you trade rayquaza from Pokemon emerald(or other games depending which you have your rayquaza on) to fire red to get rayquaza on fire red, you can only do this after helping celio after cinnibar island gym
Yes with and without rock smash all you have to do is to do what celio asked you Yes with and without rock smash all you have to do is to do what celio asked you
Yes after becoming Pokemon champion in both games you can trade but after firered delivers the ruby and sapphire to celio at one island then you can trade.
give it to celio
You give it to Celio
Give it to Celio on one island.
he is in one island in the hospital.
You get a map from Celio, on one island.
If you mean Celio, his in one island pokemon center.
Get the crystals on 1,2,3,4,5,6,7 islands and bring to Celio.
in the dotted hole on island 6
find the ruby and give it to celio.
go to one island and talk to celio
Give it to celio in 1 island
you trade rayquaza from Pokemon emerald(or other games depending which you have your rayquaza on) to fire red to get rayquaza on fire red, you can only do this after helping celio after cinnibar island gym