All battle, battle adjacent, and battle intro themes from Octopath Traveler, Octopath Traveler II, and Octopath CotC.
This is currently a complete playlist at 90 songs.

All Octopath Traveler Battle Themes

Octopath Traveler: Champions of the Continent OST

it says there's one missing oct2path song and i cannot find it for the life of me. and also i know break and boost extend isn't in chronological order don't make fun of me please. waiting for the concert to be uploaded. (ノ_<、)

ALL CREDIT GOES TO YASUNORI NISHIKI + SQUARE ENIX, THIS IS MERELY A COMPILATION OF ALL SONGS

octopath traveler series OST

OCTOPATH TRAVELER  Champions Of The Continent –Main Theme–

Herminia, The Covetous Witch

Tytos, The Hero

Auguste, The Playwright

Guided Travelers

A Burning Vengeance I

OCTOPATH TRAVELER Original Soundtrack

1. OCTOPATH TRAVELER –Main Theme–

2. Octopath Traveler OST - Ophilia, the Cleric

3. Octopath Traveler OST - Cyrus, the Scholar

4. Octopath Traveler OST - Tressa, the Merchant

5. Octopath Traveler OST - Olberic, the Warrior

8. Octopath Traveler OST - Tension

11. Octopath Traveler OST - Battle I

24. Octopath Traveler OST - Decisive Battle I

1. Octopath Traveler OST - Battle II

1. Octopath Traveler OST - Battle III

A Burning Vengeance I

Michael Danielson