there are no cheat codes but you can use an action replay from neoseeker.com (you need an r4 card or ttds card). some of the cheats include infinite master ball, all shinies and a lot more
going to the toilet
Chat with our AI personalities
if you have an action replay you can get lots of cheats from neoseeker.com
do it yourself
well you can do it with cheats or by yourself
Either trade from a differnt game or cheats. Only way(s).
No, the only way is to do cheats or an event, and there are no more events for Pokemon Heart Gold because there is a new Pokemon game they are doing special events on.