hopefully this doesn't get square Enixed original audio/video uploaded by Ayra Hikari
https://youtu.be/Rn6VsLZVbvY
copyright: Square Enix
original composer: Yasunori Nishiki 

Sazantos (the One who Bestowed Everything) - Champions of the Continent

Not sure when this plays - Euphrosyne may use "Radiance" from Aglaia for it's non-final bosses, but I think it'll use this as I dunno where else it'd go.

Euphrosyne Standard Boss Theme [Rhythm of the Realm] - FFXIV 6.3: Gods Revel, Lands Tremble

Final Fantasy XIV Endwalker - EP3

Rhythm of the Realm - FFXIV OST

FFIXV OST Golbez - Voidcast Savior

FFXIV - One Amongst The Weary

Final Fantasy XIV Dawntrail - Roads Forsaken (Dungeon Midboss)

Final Fantasy XIV Dawntrail - Anatomy of Existence (Origenics)

OCTOPATH TRAVELER: Champions of the Continent Original Soundtrack Vol.2

To Govern Greed + Orsazantos, the Creator - Octopath Traveler: Champions of the Continent

Split LP between Existential Narcissism and MALICE.

March Onward

Music: Masayoshi Soken
Arrangement: Masayoshi Soken / Kenichi Kuroda / Yoshitaka Suzuki
Orchestration: Sachiko Miyano
Lyrics: Michael-Christopher Koji Fox / Natsuko Ishikawa

Eorzean Symphony: FINAL FANTASY XIV Orchestral Album Vol. 2

08 The Worm's Tail

Taken directly from youtube by "Dworim"
https://www.youtube.com/user/Dworim
I own nothing of this track or image.

FFIXV OST Golbez - Voidcast Savior

Shmeep