Commander-In-Chief is a 2 - 4 player Chess-like abstract strategy board game for ages 6+ CinC is a combination of Chess & Checkers with an Air, Land & Sea military theme. Certain Air pieces (Bombers & Helicopters) can Go Over pieces; likewise certain Sea pieces (Submarines) can Go Under pieces. Additionally, certain pieces (Bombers & Tanks) can Block. Beyond "Basic Strategy", there are "Object of the Game" options, "Team Game Play" options and an array of "Advanced & New Game Play" options!