if you look it up on yt be careful cause there’s a lot of soundtrack videos that come directly from game footage.
this one has all the eikon battles as just audio though :)
https://www.youtube.com/watch?v=52H7joLEiWI
beyond the heavens (bahamut) is just chefs kiss: https://www.youtube.com/watch?v=52H7joLEiWI&t=1487s
i’m legitimately sad about this since i loved having a nice wholesome social media network that actually takes moderation seriously to keep up trolls and harassers :(