Nahiri, Sword's Slasher

+2: Create 2 Sword artifacts with: Whenever you create a Sword, you gain 3 life and draw a card.
-X: Nahiri, Sword's Slasher deals X damage to target Creature, Planeswalker, or player, you lose 5 life.
-10: Until your next turn, Gain control of any planeswalker, creature, or artifact and you gain 7 life.