Akroma, Angel of Vengeance

Flying, first strike, vigilance, trample
At the beginning of each combat, until end
of turn, each creature you control gets
+1/+1 if it has flying, +1/+1 if it has first strike, and so on for double strike, deathtouch, haste, hexproof,
indestructible, lifelink, menace, protection, reach, trample and vigilance.