hello,I am been searching and I have not found much information about gba flash cards for game boy sp. I would like to know a very good flash card for my game boy sp. is there any website that I can buy a legitimate product for my game boy sp.I would like to play any rom gba hack games or old gba games on the flash card.I would like a good flash card that would not give not that many problems with playing any games such as gba fan made games. I would greatly appreciate it.any links to a site were I can buy them.link as many you can. thank you.