Defenders of Dynatron City is a video game released for the Nintendo Entertainment System (NES) in 1992. The game follows a group of superheroes who must protect their city from an evil scientist and his robotic minions. Players control one of the heroes as they battle through side-scrolling levels, using various attacks and special abilities to defeat enemies and bosses. The game also features puzzle-solving elements, requiring players to use their unique skills and teamwork to progress.