Sky Protector

Reach & Renowned 2(When this creature deals
combat damage to a player, it becomes an Ally and
put two +1/+1 counters on it.)
When Sky Protector enters the battlefield, exile
target non-Ally creature an opponent controls
until Sky Protector leaves the battlefield.
Whenever Sky Protector attacks, target Ally gets
+X/+X until end of turn. X is equal to the
power of the exiled card.