building gets xp from working and level up
Mods introducing new content into the game.
New ways to deal with enemies, be it attack or defense.
New Ores and resources as well as machines.
Furnaces, assembling machines, production chains.
Some changes that i don't like while playing, and tweaks to some mods.
Collections of mods with tweaks to make them work together.
More than just chests.
