Kairav, Mage of Dusk

When Kairav enters the battlefield, each player discards their hand and draws seven cards.
Sacrifice Kairav: Put onto the battlefield under your control target creature that was put into a graveyard this turn.
{r}{r}{t}: Rxile target creature. Its controler teveals cards from the top of their library until they reveal a creature card. They may put that creature onto the battlefield under their control and shuffles the rest into their library.