Captain Sonar: Upgrade 1 (ONLINE ORDER ONLY)

Captain Sonar: Upgrade One is the first expansion for the innovative hit board game Captain Sonar!

This expansion adds new elements to gameplay, including five new scenarios, two brand-new weapons, and different ways to play the Captain and Radio Operator roles. Make your submarine duels more exciting than ever before!

This product is an expansion: Captain Sonar base game required to play.