Chee-Chai Alien

Chee-Chai Alien (ちっちゃいエイリアン, Chitchai Eirian, Tiny Alien) is a video game developed by Creatures, Inc. and released on the Game Boy Color exclusively in Japan on February 27, 2001. It utilizes the Game Boy Color's infrared port and has a built-in rumble feature. It is compatible with the Game Boy Printer.