Dusk Legion Duelist 
Creature — Vampire Soldier
Vigilance Whenever one or more +1/+1 counters are put on this creature, draw a card. This ability triggers only once each turn.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL