User blog comment:Wrath022/Chapter 524: Black Future, Review/@comment-112.198.70.198-20170225122005

Look at what Zeref has become. Now there's a reason for all you guys to despise him since his bent on killing mankind. This is why I personally hold him responsible for the Massacre at Era.

For me, Zeref has crossed the Moral Event Horizon when he said that he'll make humanity die. He. Is. Vile.