The Matriarch

When The Matriarch enters the battlefield, if
The Immortal is also in play, gain control of him.
{b}{b}{b}: Bring nightmares to life.
{b/r}{b/r}: Eat opponent's heart.
{b/r}: Sacrifice target son.
"Oh, she brings nightmares to life
The foul most twisted kind.
And when you beg to die
She glorifies!"