leveler fling

As an additional cost to cast this spell, sacrifice a creature. Fling deals damage equal to the sacrificed creature's power to any target.

Draw three cards, then put two cards from your hand on top of your library in any order.

When this creature enters, exile all cards from your library.

, Sacrifice this artifact: Choose up to seven face-up exiled cards you own. Exile all the cards from your library, then put the chosen cards on top of your library.