Magmax

Magmax is a side-scrolling shoot 'em up video game developed by Nihon Bussan and released for the Nintendo Entertainment System (NES) in 1985. The gameplay involves the player controlling a customizable spacecraft that can transform into a giant robot to battle against various enemies and bosses. The game features multiple levels with different themes, such as outer space and underground caverns, and requires the player to collect power-ups and weapons to progress. Magmax is known for its challenging difficulty and classic arcade-style gameplay.