Advanced Invasion is here! Full details, including, where to play the game, can be found here.
This is the entire soundtrack for Advanced Invasion.
This work is licensed under a Creative Commons Attribution 4.0 International License.
Example attribution (not legal advice, please read the license text):
Music, "SONG NAME" (swiftvector.net/advanced-invasion-ost) by SwiftVector is licensed under CC BY 4.0 (creativecommons.org/licenses/by/4.0)
If the download links are down, please check the “Elsewhere” tab. SoundCloud and Newgrounds also have download capabilities (SoundCloud has the Soundtrack versions and Newgrounds has the looping versions), and I’ve also mirrored the soundtrack on Game Jolt and Itch.