Rabble-Rouser

Rabble-Rouser

Creature - Goblin Shaman | Power/Toughness: 1 / 1 (CMC 4)
Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)
, : Attacking creatures get +X/+0 until end of turn, where X is Rabble-Rouser's power.