Rayquaza is not in Diamond only in the pokedex. You would need to migrate it from a gameboy advanced game.
Yes but it will be hard to capture.
Rayquaza is not in leafgreen, trade one from ruby, sapphire or emerald to leafgreen.You can't without an AR.
What ar code?
You can't the only possible way to get rayquaza in platinum is to transfer it from emerald, get it at GTS (you must have seen a rayquaza to get it at GTS) or use AR (Action Replay). hope this helped.
you can NOT get RAYQUAZA on platinum you have to magrate unless you have an action replay and the code for RAYQUZA.
How do you catch rayquaza in Pokemon black and white
You could look for the Pokemon modifier code (for the code to work, you need the national pokedex) then, type in rayquaza's pokedex number in the poketch's calculator, press L or R i think, and voilla, u've got yourself a rayquaza.
Pokemon Emerald version: Master Code: D8BAE4D9 4864DCE5 A86CDBA5 19BA49B3 Wild Pokemon Modifier with Rayquaza (It requires the Master Code listed above): B749822B CE9BFAC1 A86CDBA5 19BA49B3 Rayquaza in the wild: F5E36E5E CFCDF0F0
the ar code is 16785GVJ(@#G
The only ways to get a Rayquaza in platinum are any possible events that have them or an Action Replay code
you need a code