who attacked elves in black clover

The Black Clover series features a wide range of characters, including elves who have faced persecution and violence from humans. The elves are a peaceful and ancient race who were once a dominant force in the world but were eventually oppressed and driven underground by humans. They have long held a grudge against humans and have been searching for a way to take back what was taken from them. In the Black Clover series, elves are a powerful and magical race, and they have the ability to fight back against their oppressors and reclaim their rightful place in the world.