Dans Dissidia, plusieurs musiques sont reprises dans le jeu, à commencer par l'éternel thème d'introduction de Final Fantasy un peu remodelé. Sont présentes également les différentes musiques de combat des Final Fantasy allant du premier opus au douzième. Voici la liste des musiques que vous pourrez écouter à divers moments dans le jeu.
1. Final Fantasy 1: Combat
2. Final Fantasy 1: Mode histoire
3. Final Fantasy 2: Combat
Final Fantasy II - Battle Theme 1
Final Fantasy II - Battle Theme 2
Final Fantasy II - The Rebel Army
4. Final Fantasy 2: Histoire
5. Final Fantasy 3: Combat
Final Fantasy III - Battle 2
Final Fantasy III - This is the Last Battle
Final Fantasy III - The Crystal Tower
6. Final Fantasy 3: Histoire
7. Final Fantasy 4: Combat
Final Fantasy IV - Battle with the Four Fiends
Final Fantasy IV - Battle 2
Final Fantasy IV - The Red Wings
8. Final Fantasy 4: Histoire
9. Final Fantasy 5: Combat
Final Fantasy V - Battle at the Big Bridge
Final Fantasy V - Battle 1
Final Fantasy V - The decisive battle
10. Final Fantasy 5: Histoire
11. Final Fantasy 6: Combat
Final Fantasy VI - The decisive battle
Final Fantasy VI - Battle to the Death
Final Fantasy VI - Dancing mad
12. Final Fantasy 6: Histoire
13. Final Fantasy 7: Combat
Final Fantasy VII - One-Winged Angel
Final Fantasy VII - Fight on!
Final Fantasy VII - Opening - Bombing Mission
14. Final Fantasy 7: Histoire
15. Final Fantasy 8: Combat
Final Fantasy VIII - Don't be Afraid
Final Fantasy VIII - The Extreme
Final Fantasy VIII - The man with the Machine Gun
16. Final Fantasy 8: Histoire
17. Final Fantasy 9: Combat
Final Fantasy IX - Battle 1
Final Fantasy IX - Battle 2
Final Fantasy IX - The darkness of Eternity
18. Final Fantasy 9: Histoire
19. Final Fantasy 10: Combat
Final Fantasy X - Otherworld
Final Fantasy X - Battle Theme
Final Fantasy X - Fight with Seymour
20. Final Fantasy 10: Histoire
21. Final Fantasy 11: Combat
22. Final Fantasy 11: Histoire
23. Final Fantasy 12: Combat
24. Final Fantasy 12: Histoire
25. Final Fantasy Dissidia: Combat
Final Fantasy Dissidia - Chaos: Last Battle 1
Final Fantasy DIssidia - Chaos: Last Battle 2
Final Fantasy DIssidia - Chaos: Last Battle 3
Final Fantasy Dissidia - Dissidia
Final Fantasy Dissidia - Cosmos
26. Final Fantasy Dissidia: Histoire
Final Fantasy Dissidia - Answer
Final Fantasy Dissidia - Keeping the Peace
Final Fantasy Dissidia - Event / Prelude
Final Fantasy Dissidia - Event / Dissidia
Final Fantasy Dissidia - Event / At Presentiment's Edge
Final Fantasy Dissidia - Event / The Troops' Advance
Final Fantasy Dissidia - A Bref Respite
Final Fantasy Dissidia - Warriors of Light
27. Final Fantasy Dissidia: Titre
28. Final Fantasy Dissidia: Menu
Final Fantasy Dissidia - Menu / Dissidia
Final Fantasy Dissidia - Menu / Battle Preparations
Final Fantasy Dissidia - Menu / The Quickening
29. Final Fantasy Dissidia: Fins combats
Final Fantasy Dissidia - Victory Fanfare: Cosmos
Final Fantasy Dissidia - Victory Fanfare: CHaos
Final Fantasy Dissidia - Defeat
30. Autre