You can't.
YOU NEED THE EVENT! www.psypokes.com go to that website and your answers will be answered!
You can't without action replay,gameshark,etc.
its impossible without gameshark or action replay.
Trade from Pokemon leafgreen or firered
You cannot unless you use an Action Replay or Pokemon Leaf Green.
It's easy all you have to do is trade with leaf green
you could download the ROM from romsite.net and get the VBA emulator from any emulator site then go to the game shark codes site and find firered or firered/leafgreen and use the cheats to do that. either than that, its impossible
you have to use action replay or to get alot of Pokemon migrate from a firered and use action replay on firered to get all Pokemon except the one from diamond
You can NOT battle Professor Oak in Pokemon FireRed Version, even with an Action Replay
It is impossible unless u have action replay or another hack system
The 100% Catch Rate to any Pokemon cheat code for Pokemon Diamond is: 9223C1F4 00002801 1223C1F4 00004280 D2000000 00000000 No button is needed to activate it and a normal Poke Ball will capture the Pokemon as well.
On an action replay, its program or ect.