Card: Nightshade Assassin
Casting Cost: 2BB
Color: Green
Type: Creature - Human Assassin
P/T: (2/1)
Rules Text: First strike When Nightshade Assassin enters the battlefield, you may reveal X black cards in your hand. If you do, target creature gets -X/-X until end of turn. Madness {1}{B} (If you discard this card, you may cast it for its madness cost instead of putting it into your graveyard.)

SetRarity
Time SpiralUncommon