Abyssal Nightstalker
{3}{B}
Creature -- Nightstalker
2/2
Whenever ~this~ attacks and isn't blocked, defending player discards a card.
Alley Grifters
{1}{B}{B}
Creature -- Human Mercenary
2/2
Whenever ~this~ becomes blocked, defending player discards a card.
Shrieking Specter
{5}{B}
Creature -- Specter
2/2
Flying
Whenever ~this~ attacks, defending player discards a card.
Slate Street Ruffian
{2}{B}
Creature -- Human Warrior
2/2
Whenever ~this~ becomes blocked, defending player discards a card.
The Haunt of Hightower
{4}{B}{B}
Legendary Creature -- Vampire
3/3
Flying, lifelink
Whenever ~this~ attacks, defending player discards a card.
Whenever a card is put into an opponent's graveyard from anywhere, put a +1/+1 counter on ~this~.