you probably want to play it if you dont want that as your answer please improve your question
you get to trade with Pokemon diamond pearl or diamond hope it helps
you cant trade Pokemon diamond pearl with leaf green. You can only do that if you trade Pokemon from leaf green to diamond pearl.
i dont thin enything happens
Nothing.
trade diamond from Pokemon diamond onto Pokemon pearl
You trade Magmar from Pokemon pearl,diamond,or platinum to ether Pokemon pearl,diamond,or platinum.
Brocks happiny evolves and stuff...
A drifloon appears.
THE POKEMON THAT ARE NOT FOUND IN DIAMOND AND PEARL ARE:MANAPHY PHIONE
You can get Palkia in Pearl, otherwise you have to transfer Palkia from Pokemon Pearl to Pokemon Diamond.
diamond
No, you can't catch Deoxys on Pokemon Diamond & Pearl unless you have cheats. You can transfer it from your GBA to Pokemon Diamond and Pearl though