Sarah, The Natural Witch

Ward {3}

I Bind You-{w/u}{w/u},{t}: Detain target creature you don't control.

Relax, It's Only Magic-{g/u}{g/w}{w/u}: Untap Sarah, The Natural Witch.

Invoke the spirit-{w/u}{w/u}{w/u}{w/u},{t}: Draw 3 cards, then discard a card. You gain X life. Instants and sorceries you cast this turn cost X less, where X is the discarded card's mana value.