Nissa, Mender of Zendikar

+2: You gain X life where X is the number of creatures on the battlefield. Then, creatures you control get +0/+X until your next turn.
-3: Exile all Eldrazi creatures. If no creatures are exiled this way, search your library for 4 basic land cards and put them onto the battlefield.
-10: Gain control of all lands until end of turn and untap them. Lands you control are 2/2 elementals with haste until end of turn.