Coal

Coal is mined from coal mines. You can use coal to make a fire, which increases your health slowly. You can also use a Catapult to launch flaming coal at someone, setting them on fire, or burning wood walls.

Crafting
Campfire: 4 Coal, 2 Wood.

Flaming Ammo: 1 Coal, 1 Torch(Torch does not go away, only coal does)

Miscellaneous
Coal can be used to power a Factory in City Mode.