# Arena

### Arena level 1:

#### What is required for construction:

* [Barrack](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/barrack) level 1
* 3500 Energy, 70 Wood, 21 Ore and 28 Iron, 5 small Rubies.
* Construction time: 3 hours.
* Upgrade speed up cost (Instant Upgrade Completion): 1750 Energy, 2 small Rubies.

#### What gives:

* You can hire additional level 1 [Knights](https://shedever-studio.gitbook.io/chess-zombies-wpeng/chess-pieces/knight).
* Unlocks the ability to upgrade Knights to level 3.
* Unlocks the ability to build the Level 1 [Temple](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/temple) and [Stable](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/arena/stable).

### Arena level 2:

#### What is required for construction:

* [Barrack](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/barrack) level 2
* 7000 Energy, 140 Wood, 42 Ore and 56 Iron, 5 medium Rubies.
* Construction time: 6 hours.
* Upgrade speed up cost: 3500 Energy, 2 medium Rubies.

#### What gives:

* You can hire additional level 2 [Knights](https://shedever-studio.gitbook.io/chess-zombies-wpeng/chess-pieces/knight).
* Unlocks the ability to upgrade Knights to level 6.
* Unlocks the ability to build the Level 2 [Temple](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/temple) and [Stable](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/arena/stable).

### Arena level 3:

#### What is required for construction:

* [Barrack](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/barrack) level 3
* 14000 Energy, 280 Wood, 84 Ore and 112 Iron, 5 big Rubies.
* Construction time: 12 hours.
* Upgrade speed up cost: 7000 Energy, 2 big Rubies.

#### What gives:

* You can hire additional level 3 [Knights](https://shedever-studio.gitbook.io/chess-zombies-wpeng/chess-pieces/knight).
* Unlocks the ability to upgrade Knights to level 9.
* Unlocks the ability to build the Level 3 [Temple](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/temple) and [Stable](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/arena/stable).

### Arena level 4:

#### What is required for construction:

* [Barrack](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/barrack) level 4
* 28000 Energy, 560 Wood, 168 Ore and 224 Iron, 5 unique Rubies.
* Construction time: 24 hours.
* Upgrade speed up cost: 2800 Energy, 2 unique Rubies.

#### What gives:

* You can hire additional level 4 [Knights](https://shedever-studio.gitbook.io/chess-zombies-wpeng/chess-pieces/knight).
* Unlocks the ability to upgrade Knights to level 12.
* Unlocks the ability to build the Level 4 [Temple](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/temple) and [Stable](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/arena/stable).

### Arena level 5:

#### What is required for construction:

* [Barrack](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/barrack) level 5
* 56000 Energy, 1120 Wood, 336 Ore and 448 Iron, 5 legendary Rubies.
* Construction time: 48 hours.
* Upgrade speed up cost: 28000 Energy, 2 legendary Rubies.

#### What gives:

* You can hire additional level 5 [Knights](https://shedever-studio.gitbook.io/chess-zombies-wpeng/chess-pieces/knight).
* Unlocks the ability to upgrade Knights to level 15.
* Unlocks the ability to build the Level 5 [Temple](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/temple) and [Stable](https://shedever-studio.gitbook.io/chess-zombies-wpeng/structures/military/arena/stable).