A single electric locomotive powered by catenary poles, batteries, and rail transformers that power every connected rail.
Mods introducing new content into the game.
Transportation of the player, be it vehicles or teleporters.
Augmented or new ways of transporting materials - belts, inserters, pipes!
Trains are great, but what if they could do even more?
Entities which interact with the circuit network.
Changes to power production and distribution.