It's swapped out its infamous submarine for another metal beast: a train, and instead of a 2D survival game this time it's an FPS. In Frostrail, players will "endure a desolate post-apocalyptic ...

Upgrading the Eden Engine means the train will move faster and be able to pull more weight. "It's a combination of getting more speed to the train, and there's a possibility to get more carriages ...