Which in-game tracks do the Multiplayer music selections correlate to in Pokemon X and Y?

Solution 1:

According to this list on GameFAQs, the music list is as follows:

  • Music 1: Trainer battle.
  • Music 2: Wild Pokémon battle.
  • Music 3: Rival battle.
  • Music 4: Gym Leader battle.
  • Music 5: Mega Evolution Tutorial Battle (Lucario vs Lucario)
  • Music 6: Team Flare battle.
  • Music 7: Lysandre battle.
  • Music 8: Kalos Legendaries battles.
  • Music 9: Kanto (Gen 1) Legendaries battle.
  • Music 10: Elite 4 member battle.
  • Music 11: Champion battle.

As Trent notes, you may unlock them as you complete different battles in-game