Pokemon Crystal for Nintendo Gameboy Color read description retail

Product Name: Pokemon Crystal for Nintendo Gameboy Color read description retail
Authentic Pokémon Crystal Version that has been put on a Japanese Authentic Pokémon Crystal board. This is not retail a reproduction. The English US game rom was removed from the US board and placed on the more stylish and unique Japanese board. It is also in the authentic Japanese case. The save battery has also been replaced with a brand new battery. Gameboy Advance not included just used to show game works and that it is the US version.