Robo Army is set in a dystopian future where a mad scientist has created an army of robots to take over the world. The story follows your robot as it attempts to stop this sinister plan and free the city from destruction. You control one of two robots, each with its own unique abilities, as you navigate through a jungle stage and various buildings in the destroyed city.
Gameplay involves using your fists and special attacks to take on hordes of enemy robots and their canine companions. As you progress through the game, you'll encounter various obstacles and challenges that require strategy and quick reflexes to overcome. Robots and robot dogs will sometimes drop arms or metal bars that can be used as weapons, adding an extra layer of complexity to the gameplay.