I think I've definitely talked about both Divinity Original Sin and Divinity Original Sin II often enough to where it won't surprise people to know that I really like the soundtrack of both. Both have very memorable pieces that get stuck in your head for days. I played the second game before I played the first, so I hadn't been exposed to the music of the first one for a while after its release. The one that stuck out to me the most is the track that shows up very early in the game. Hell, it's the main theme as far as I'm concerned: