Battle Submarine , released for the Super Famicom in December 1995, is an action-adventure game that follows the story of a submarine crew fighting to save the world from an alien invasion. The aliens have stolen a powerful energy source called "Energy Crystal" and are threatening to destroy the Earth unless their demands are met.
The gameplay revolves around navigating through various underwater environments, fighting enemies, and solving puzzles to progress through the levels. Players control the submarine's crew, switching between different characters with unique abilities to overcome obstacles and defeat foes. The game features fast-paced action sequences, challenging platforming sections, and strategic puzzle-solving elements.