Follow the in-game tutorial. More levels soon! SPOILER WARNING if you keep scrolling The new levels will include harder enemies, smarter AI, new locations and new character abilities. You can find some of these early by rooting around in the code if you like.
Music from https://filmmusic.io: "Rhinoceros" by Kevin MacLeod (https://incompetech.com) Licence: CC BY (http://creativecommons.org/licenses/by/4.0/)