Stormblood Berserker 
Creature — Human Berserker
Bloodthirst 2 (If an opponent was dealt damage this turn, this creature enters with two +1/+1 counters on it.) Menace (This creature can't be blocked except by two or more creatures.)
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL