Sarkhan's Scourge

Flying
Whenever Sarkhan's Scourge attacks, each opponent loses life equal to it's power.
{b/r}: Sarkhan's Scourge gets +1/+0
until end of turn. You lose 1 life.
If you control a Sarkhan planeswalker, Sarkhan's Scourge gets +2/+2 and lifelink.