Farrel's Zealot 
Creature — Human
Whenever this creature attacks and isn't blocked, you may have it deal 3 damage to target creature. If you do, this creature assigns no combat damage this turn.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL