Defend army headquarters with tanks and kill the hostile ones. One or two players defend army headquarters from enemies and kill all the enemies to pass to next game. Player(s): light tank (one star), middling tank (two star), and heavy tank (three star). Enemies: armored car, combat car, light tank, and heavy tank. Contravallation: yellow brick, red brick, and concrete. Award: stars, tanks, and medals. Battlefield: meadow, rocks, rivers, and trees.