Fairy Tail Episode 064, "Zero," marks the climax of the Oración Seis arc, featuring Erza’s victory over Midnight and the subsequent awakening of the destructive master, Zero. Zero immediately unleashes overwhelming power against the protagonists and moves to destroy the Cait Shelter guild using the weapon Nirvana. Watch the episode on platforms like Crunchyroll . Episode 64 | Fairy Tail Wiki | Fandom