Overdungeon sounds are composed by Tatsuya Yano, who creates Atelier series musics.
You must experience the harmony of brilliant and elegant orchestra melody and ethnic music.

The format is mp3.
Sounds will be located in Steam\steamapps\common\Overdungeon\Soundtrack.
You can check it property menu => see localfiles.

Track List:
1. Theme for "Overdungeon"
2. Progress Forward
3. Brave your Volition
4. Break after the Battle
5. Residents' Working
6. Irresistible Tension
7. Pay for your Choice
8. Rest to Continue
9. Progress deep Forward
10. Confrontation
11. Hit to the Victory !!
12. Something Bad
13. Something Good
14. Something Usual
15. Something too Bad
16. Something too Good
17. Something too Usual
18. (Bonus Track) Brave your Volition ~demo version~