You'd be better off with preowned / second-hand games. I know someone else has used them, but the price is good and they'll be much higher quality than a bootleg.
"Whre i Found GBA Bootlegs" deserves to be a fad.
By the way, there is no "Original Shop" for these things, as it's highly illegal and any "shop" set up would be shut down immediatly.
...I want that.Something like this may also be a good clue that it's fake: