Luxury Ball

Look at the top five cards of your library, you
may exile one of those cards facedown underneath
this card. Put the other cards onto the bottom of
your library in a random order.
{1}{t}, Pay 3 life: You may cast a creature card
exiled with this card this turn. When that
creature enters the battlefield, put a +1/+1
counter on it. If that creature would leave play
return it to exile facedown.