SkullWar: Proving Grounds is a sci-fi, medium-to-slow-paced, two-player same-screen tactical turn-based game. Two operators each select their desired "Skulls" to form a team and engage in strategic combat tests against each other.

SkullWar: Proving Grounds is a tactical combat simulator from the 31st century (the 3000s). It requires two operators to each control four humanoid war machines called "Skulls" to conduct combat tests.