Ere, Blooded Wings

Flying, First strike, Lifelink
When Ere, Blooded wings enters the battlefield,
each creature your opponent controls gets a -1/-1 counter. You gain 2 life for each creature given a
-1/-1 counter this way.
{p/w}{p/r}{p/r}{p/r}, {t}: Other creatures you control get a
+1/+1 counter and each creature your opponent controls gets a -1/-1 counter. Proliferate.