You may be interested in these if you are a gameboy collector.
http://www.ebay.com/itm/130640244569...84.m1423.l2649 = Pokemon Yellow: Special Pikachu Edition ** SEALED NEW **
http://www.ebay.com/itm/220945358530...84.m1423.l2649 = Pokemon Crystal Version Nintendo Game Boy Color, NEW and SEALED
http://www.ebay.com/itm/250987591391...84.m1426.l2649 = Pokemon Blue Version (Nintendo Game Boy, 1998) FACTORY SEALED!