Master Higgins can navigate between islands on the world map using . To enter an island, just go into a whirlpool placed in front of the island's name. Caves can also be entered in a similar way. Whirlpools and caves take Higgins to the main screen. While navigating the world map, Master Higgins may also encounter enemies that he must defeat on the main screen. Press while on the world map or the main screen to open the subscreen.