Ninja Boy is a simple yet surprisingly engaging side-scrolling action game for the Game Boy. You take on the role of a young ninja battling through levels filled with diverse enemies and obstacles. While its graphics and sound are rudimentary, the game provides a satisfying challenge and offers a few basic RPG elements like leveling up and purchasing power-ups. It won't blow you away with complexity, but Ninja Boy delivers a solid dose of classic handheld fun.