Arrow keys to move. Space to change player control. Enter restarts.
The orange square is your spawn point. If eliminated you lose. Touching an enemy square destroys both your square and your enemy.
Victory is reached by destroying the enemy capital, which rests below your starting point. Weaken the enemy cities by running into them with your squares.
You will lose if the red number reaches zero. Increase the red number by running into the other cities when they have zero population.