For some cult Lucifer is also the symbol of knowledge and science versus the imposed conservatorism of God, so it can be learning a rolling distro like Arch or Void.

Elisa is also decent if you use KDE, QuodLibet is more on the customizable side.

If gaming is your priority isn’t a good idea to have a niche display format, most of the games will just looks bad/unoptimized.

Check here: https://www.wsgf.org/ this site tell you ultrawide compatibility of games reported by users

What resolution do you play at? Ultrawide for gaming is really niche, I don’t recommend it.

If you are an audiophile, nothing beat QuodLibet right now.