A proximity meter warns you when a wave of monsters is approaching. You must rush back to the surface to manually operate your dome’s weapons—typically a powerful laser beam or a giant, swinging sword—to repel the alien horde.
Dome Keeper is built on a tight, "one-more-run" gameplay loop: File: Dome.Keeper.v2.2.Incl.ALL.DLC.zip ...
The v2.2 update, titled introduced several key features and quality-of-life improvements: A proximity meter warns you when a wave