Etro's Champion (女神の騎士, Megami no Kishi?, lit. Knight of the Goddess) is a battle theme in Final Fantasy XIII-2. It was composed by Masashi Hamauzu.
"Etro's Champion" plays during the first battle between Lightning and Chaos Bahamut, and when Noel, Mog, and Serah enter the Historia Crux after leaving New Bodhum. It also acts as a battle theme in the Dying World and in the battle against Snow at Coliseum.
"Etro's Champion" appears as a downloadable Battle Music Sequence.
"Etro's Champion" appears as a Battle Music Sequence in the base game. It also appears on the Best of Theatrhythm Final Fantasy Curtain Call album.
A special, slow arrangement of "Etro's Champion" plays during the Challenge Event Crossroads of Time.
"Etro's Champion" is the battle theme for Knight of Etro job.