Sweetland, Dice Wizard

+1: Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.
-1: Exile another target permanent you own, then return it to the battlefield under your control. Target player mill 1 card.
-6: Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way