Sarah, The Natural Witch

Ward {3}
1 bind you-{g/w}{g/w}{u}: Create a Bound Role token and attach it to target creature you don't control. (Bound creatures can't attack or block/activated abilities can't be used unless its controller pays {2})
Glamour-{g/u}{g/u}{u}: Sarah becomes a copy of target creature until end of turn.
Invoke the spirit-{w/u}{w/u}{w/u}{w/u}: Look at the top three cards of your library, put one into your hand and discard the rest. You gain life equal to that card's mana value. Instants and Sorceries are {x