Borith, Forgotten Knight

+1: Deal 2 damage to any target, creatures you control gain first strike and vigilance until your next turn. Draw a card.
+1: Gain 2 life, creatures you control gain haste and prowess until end of turn. You may discard a card, if you do, draw a card.
-9: Destroy all creatures, exile your hand, you may cast spells exiled this way without paying their mana costs.