Gaea, Mother of Nature

+2: Put a +1/+1 counter on any number of target creatures. Creatures you control have vigilance until end of turn.
0: Proliferate. Then search your library for two forest cards and put it onto the battlefield tapped. Shuffle your library afterward.
-12: Search your library for X permanent cards where X is your devotion to green. Put those cards onto the battlefield. Then shuffle your library.