Voltstorm Angel (Modern Horizons 3)

Creature Ñ Angel - Flying
When this creature enters, you get {E}{E}{E} (three energy counters).
At the beginning of combat on your turn, you may pay {E}{E}. When you do, choose one Ñ
¥ This creature gains vigilance and lifelink until end of turn.
¥ Other creatures you control get +1/+1 until end of turn.