This is Ruin, Queen of Oblivion from YU-GI-OH!
good at: 0.7 - 1
Tags (character): ruin queen of oblivion,
Tags (character, age, or don't tag): mature female, age regression,
Tags (character else): demise king of armageddon, holding axe, full armor, axe,
Tags (clothes): black elbow gloves, gold bracelet, red headwear, red dress,
Tags (clothes, extra): clothing cutout
Tags (weapon): staff, holding staff
Tags (background and object): magic circle
Tags (others): chibi,