Xero-G is a sci-fi themed strategy game designed to be played with Components: Looney Pyramid Games. It is a two-player game with zero luck and perfect information, played on a 6×6 grid. Players take on the role of spaceship pilots from warring planets, each competing to the be first to invade their opponent's alien base. Pyramids represent vacant spaceships available for use by either player. Movement is orthogonal, increases with the size of the ship, and can be supplemented by boosts and special movement rules.