Moves all resources to Nauvis. Removes other planets.
Small changes concerning balance, gameplay, or graphics.
Changes to enemies or entirely new enemies to deal with.
Map generation and terrain modification.
New Ores and resources as well as machines.
Things related to oil and other fluids.
The foundry building requires lubricant to craft, but the current setup of the tech tree doesn't require lubricant or even advanced oil processing to be researched to unlock (just unlock purple science & craft tungsten carbide).