【グラブル】Granblue Fantasy OST – The Seven Luminary Knights (七曜の騎士) (High Quality) − アフィリエイト動画まとめ
Composer: Tsutomu Narita
I'm reuploading this since the other uploader's original video got deleted.
From the album GRANBLUE FANTASY ORIGINAL SOUNDTRACKS Fate. All rights belong to Cygames.