Chou Mashin Eiyuu Den Wataru: Mazekko Monster

Unused Super Game Boy Functions
Unknown why this function was not used, probably for good reason.

ICON_EN
Game Genie codes will load an unused ICON_EN command in place of the first MASK_EN with the bit setting of, disabling palette and controller settings. The dump listed as beta also has the same unused command. Game Genie codes will achieve the same effect.