Mear, Omniscient

: When you draw a card, look at the top 4 cards of your library. Place 2 of them into your hand and the rest into your graveyard.
+2: Draw 2 cards and Scry.2
-7: Each player puts the top 7 cards of their library into their graveyard. Create a X/X Dragon token where X is the number of cards in all graveyard