The tank wagon keeps the [[Train|train engine]] cooled. It is 1 of the 3 essential starting [[wagons]] that generate upon starting a game. The function of a tank wagon depends on the biome. | The tank wagon keeps the [[Train|train engine]] cooled. It is 1 of the 3 essential starting [[wagons]] that generate upon starting a game. The function of a tank wagon depends on the biome. |