I don't know where Montreal is but you can usually find games at game stop or play and trade.
you can buy Pokemon games
You can buy Pokemon Diamond at EB games and Game. Any game shop.
This is because the company that make the Pokemon games want you to buy there other games so you can complete the national dex. they know that if you could see the Pokemon in the battle tower you wouldn't buy their other games.
Try used game stores, such as "Game City" in Londondary Mall and Westmount Mall. You might also find it in the used games section of EB Games or GameStop.
it already did i think you can buy it at video games ect. and you can buy it at walmart
eBay
Try www.Amozon.com
you can buy Pokemon games
eb games is the video game head quarters buy everything from them
Go to Gamestop, or EBgames, or almost any store that has used games.
You can buy Pokemon Diamond at EB games and Game. Any game shop.
Ebay and Amazon have a selection of, normally used, Pokemon Gold games. Try shops that include second had games, there are few new ones on the market as Pokemon Gold was released in 2001.
on trade me =)
One can buy the Pokemon Sapphire computer game by going online to a website such as Ebay. They sell various used video games that you can purchase for yourself.
You can play Pokemon Crater just type "Pokemon crater" in Google
Lukie Games always has all the Pokemon game boy games in stock, including Yellow.
There are no pokemon games for PSP, you need a GBA or a DS instead.