it looks like Toys R Us will be selling the Leapfrog LeapsterGS for $30 on Black ... it seems, and the Leapster GS is powerful enough to play all those Nintendo, Game Boy and even MAME games.
also by [mac2612], after booting the Leapster or LeapPad2 into “Surgeon Mode.” Since the stock bootloader remains intact, you can always return the LeapFrog to its default state if anything ...