Goddess of Darkness

Kannon. The middle sister. mastered the magic of death at the age of 16 and learned how to summon an army of the dead. Then she was nicknamed "Goddess of Darkness." She gets her special powers during the Golden Full Moon, which happens several times a year. Also at night her power will always be stronger than during the day, she uses her black magic to cover the starry sky with a dark scarlet sunset, which sucks the life out of her enemies.

(Sekiro66: I created a monster)