mew and mew two
Deoxys cause you can't get it.
the best Pokemon are mewto and the rarest Pokemon ever mew.
well it is either mewtwo or entai/raikou/soucuin and no for leaf but yes to emerald
It is believed that Chansey is the rarest Pokemon of all to catch in Pokemon FireRed and LeafGreen. It can only be found in the Safari Zone, near the north half of it.
The rarest Pokemon is Dialga
there is no rarest Pokemon you have to train and train and including shinies there is no real rarest Pokemon at all.
Yes you can trade leafgreen version Pokemon to another leafgreen version.
mew2 is the rarest
Arceus and Deoxys are the rarest Pokemon to date
Not in Pokemon leafgreen only in Pokemon Firered never ever in Pokemon leafgreen And in Pokemon firered it is rare in power plant not available in Pokemon leafgreen?
No, you do not need cheats to get the rarest Pokemon. The only way to get the rarest Pokemon without cheating is to go to a Nintendo Event, held every few years or so, and download the rarest Pokemon there. Otherwise, you would need cheats to get the rarest Pokemon.
The rarest is stantler.