Shuyaku Sentai Irem Fighter

Shuyaku Sentai Irem Fighter (主役戦隊アイレムファイター) is a 1993 strategy video game developed and published by Irem exclusively in Japan for the Nintendo Game Boy on July 30, 1993. It features characters from four of Irem's franchises: R-Type, Mr. Heli, Ninja Spirit, and Hammerin' Harry.