Flying (This creature can't be blocked except by creatures with flying or reach.)
Lifelink (Damage dealt by the creature also causes its controller to gain that much life.)
At the beginning of each end step, if you gained 4 or more life this turn, create a 4/4 white Angel creature token with
flying (This creature can't be blocked except by creatures with flying or reach.) and
vigilance (Attacking doesn't cause this creature to tap.).