The barracks is a building in Block Fortress and also the first one that is built when starting a new game. It is considered as the most important building in the game because when the barracks gets destroyed completely by Goblocks, the game is over.
Level 1[]
The Barracks are always Level 1 Barracks when first placed. The Level 1 Barracks allow basic building of structures. It has 1500 HP.
Level 2[]
The Level 2 Barracks is an upgrade that costs $100 and 75m. Alongside in increasing the health of the Barracks to 3000 HP, more advanced structures are unlocked.
Level 3[]
The third and final upgrade to the barracks costs $200 and 150m. It allows construction of all structures, and the barracks have 4500 HP at this stage.