Throne Hall

Strategy
You want to protect this room at all costs. Place the Throne Hall in the center bottom of your castle, or bottom right if you have a tall thin castle. You want this to be the hardest building to hit. Use walls, Rooftops, rooms, roofs, or defenses. Breaking this room will award the attacker with a star. Full Strategy.

Throne Hall Level 3 unlocks
Gold Storage +1, Mana Storage +1, Ammo Storage +1, Catapult Workshop (new), Laboratory (new), Speed Barrier (new), Mortar (new), Room +1, Bridge (new).

Throne Hall Level 5 unlocks
Speed Barrier +1, Mortar +1, Room +1, Bridge +1.

Upgrades
The following is a table of all the buildings and their max level with each Throne Hall Level.