Question: who zeref in fairy tail?
Answer: Zeref Dragneel (ゼレフ・ドラグニル, Zerefu Doraguniru) is the central antagonist of Fairy Tail who is mentioned early in the series as the most evil wizard in history called the "Black Wizard" (黒魔導士, Kuro Madōshi). He makes his first appearance at the end of volume 24, although he is not identified until the following volume.