Sand Castles is the first Skirmish mission you can unlock. It takes place on an island owned by the Solar Empire. The teams are the Anglo Isles and the Western Frontier. Each Faction has: Grunt: 6 Bazooka: 3 Anti-Air: 1 Both can try to capture these facilities for these units: Light Tank (Factory): 1 Bomber (Airbase): 1 Capture an Airbase to receive 1 Bomber and the Factory to get 1 Light Tank. Facilities: Airbase: 2 Factory: 1 Strategy Trivia -This is the only Skirmish mission with the Anglo Islanders. -This is the only mission where you can see what the Anglo Barracks and Factories look like.