Sylas, the Chaos Wielder

+1: You may discard a card. If you do, Sylas, the Chaos Wielder deals 2 damage to target creature or player.
-2: Draw a card for each instant and sorcery card in your graveyard.
-7: Sylas, the Chaos Wielder deals damage to target player equal to the number of cards in all players' hands and graveyards.