Altess, Seductive Storyteller

Whenever a creature enters the battlefield under
an opponent's control, you may have that player
draw a card and gain 2 life. If you do, put a
beguile counter on that creature.
{x}, {t}: Gain control of target creature that has a beguile counter on it with converted mana cost X.
When Altess, Seductive Storyteller becomes the
target of a spell or ability, you may change the
target of that spell or ability to target creature you control with a beguile counter on it.