Adds End-Game content, Promethium processing, radiation mechanics, and new weapons, building, and ship tech.
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!
New ways to deal with enemies, be it attack or defense.
New Ores and resources as well as machines.
Furnaces, assembling machines, production chains.
Changes to power production and distribution.
Engage in ship to ship combat
Changes to enemies or entirely new enemies to deal with.
Map generation and terrain modification.