Beast Boy

When all remaining players are Earth, Heroes,
or their Allies, you all win the game.
You may flip this card face up any time as long
as you have 20 or less life.
Creatures you control are changelings.
Whenever you cast your second creature spell
each turn, you may pay {1} and draw a card.
{x}{t} Distribute X +1/+1 counters among any
number of creatures you control.