Assault Suits Valken is a action and adventure game that takes place on Mars, where humanity has established a colony. The player assumes the role of Commander Alexei Petrov, an elite pilot who must stop an alien threat from destroying Earth.
The gameplay involves piloting a powerful suit of armor called an "assault suit" which allows for intense combat and mobility in zero-gravity environments. Players can collect power-ups to enhance their suit's abilities and take down enemies in a variety of challenging missions.