Puella Magi Kagari Hinata

You can choose to untap this card during your untap step.
{t}: Gain control of target creature as long as this card remain tapped.
{t}{b}{b}{2}: Destroy target creature or sacrifice this card and put 1 3/3 Black Witch token onto your field.
{r}{r}: This card cannot be blocked until the end of this turn.
Kagari wanted to revenge and she do it in the most brutal way as possible.