Nissa, Bearer of Pain

+1: Until your next turn, whenever you are dealt damage, put that many loyalty counters on Nissa, Bearer of Pain.
-3: Destroy all artifacts and enchantments you don't control. You gain 2 life for each artifact and enchantment destroyed this way.
-12: Until end of turn, lands you control become X/X green Elemental creatures that are still lands, where X is the number of lands you control.