Well its very very rare but its in rocks that can be smashed with rock smash. Or you can use your diamond or pearl game and trade a Pokemon over holding it.
you have to use hm rock smash on rocks to find them.
Heart scales are found in cianwood? i never knew that! you can get heart scales in the pokeathlon too. also a guy in blackthorn will trade a heart scale to make Pokemon remember moves
It's Darkrai. You can't get him in Heart Gold.
get the red gyrados at lake of rage
Pokemon Heart gold is different from Pokemon Gold cuz heart gold has better graphics new Pokemon and new events
you cannot get him in heart gold only from events.
Pokemon Heart gold will be released in spring 2010 in the UK.
To get a Shedinja in Pokemon Heart Gold you must trade it from either Pokemon Ruby, Sapphire or Emerald. Jacko25
pokemon heart gold and soul silver. and heart gold and soul silver legends
Of course
Geodude evolves after level 35 in heart gold
On heart gold, it can be found by smashing the breakable rock beside the pokemon school. I think you can also find it in this location on soul silver.