| Building | How to unlock
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| Castle | Your main structure that must be upgraded to unlock new buildings. If your castle falls during a battle, it will end in defeat.
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| Coin Vault | Stores coins generated by the market and battles.
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| Defensive Structures | Walls, cannons, and archer towers that are unlocked as you defeat enemies.
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| Dojo | Allows you to queue and train warriors. Training speed can be shortened with Diamonds. Additional troop types will become available as you complete missions.
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| Essence Well | Produces Essence required to train troops. Each type of soldier requires a certain amount of Essence to train.
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| Market | Generates coins over time.
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| Practice Yard | Receives troops from the dojo and holds them until they are deployed.
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