Kid Icarus: Of Myths and Monsters is an action platform video game for the Game Boy. It was developed by Nintendo R&D1 and Tose and published by Nintendo, and is the sequel to Kid Icarus on the Nintendo Entertainment System. The game was released in North America on November 5, 1991.

The story of Kid Icarus: Of Myths and Monsters is influenced by Greek mythology, and follows the angel soldier Pit on his quest for three sacred treasures. His objective is to defeat the demon Orcos, who has invaded the kingdom of Angel Land. The game features the core gameplay mechanics of its predecessor. Players explore two-dimensional environments while collecting items and fighting monsters. Kid Icarus: Of Myths and Monsters was named the 18th best Game Boy game by Nintendo Power, and critics commended it for its gameplay, graphics and music.