Caius Ballad

カイアス バラッド

Caius Ballad is the main antagonist of Final Fantasy XIII-2. Caius engages his fated rival, Lightning, in an endless battle in the realm of Valhalla, and follows Lightning's sister, Serah Farron, and his former protégé, Noel Kreiss, on their journey through time. [Spoiler] Caius was originally a Gran Pulse l'Cie charged with protecting the seeress Yeul as her Guardian. In Lightning Returns: Final Fantasy XIII, Caius continues to serve as Yeul's Guardian, and he faces Lightning in battle once more. [/Spoiler] (Source: Final Fantasy Wiki)