Puella Magi Kanna Hijiri

When this card enter the field all creatures your opponent control gain -1/-1.
{t}{u}{u}: Tap target creature. It cannot untap during the next untap step.
{t}{b}{b}{3}: Destroy target creature with toughness 4 or less. Put 1 3/3 Black Witch token onto your field.
Kanni Hijiri keep killing every last Pleiades Saint members to satisfy her revenge.