Expecto Patronum

Destroy all Wraith creatures, then choose one -
• Look at the top 10 cards of your library.
You may reveal a creature card from among them
and put it into your hand. Put the rest on the
bottom of your library in any order.
• Look at the top 10 cards of your library.
You may reveal an artifact card from among them
and put it into your hand. Put the rest on the
bottom of your library in any order.
• You gain 7 life.