Nissa, Nature's Voice

+1: Until end of turn, target land you control becomes a 4/4 Elemental creature with haste. It's still a land.
-2: Untap up to two target lands you control. Gain life equal to the number of lands you control.
-8: Untap all lands you control. They become 4/4 Elemental creatures with haste and trample. They are still lands.