In quick, the players start in a random [[Biomes|biome]] (depending on the difficulty) and have to build only to the next station in the shortest time possible. The train has one random additional wagon and the an upgrade-crate on the map can be picked up and placed on any wagon to upgrade it mid-game. | In quick, the players start in a random [[Biomes|biome]] (depending on the difficulty) and have to build only to the next station in the shortest time possible. The train has one random additional wagon and the an upgrade-crate on the map can be picked up and placed on any wagon to upgrade it mid-game. |