Big Game Hunter is a uncommon Creature — Human Rebel Assassin card from Commander 2019 (C19), collector number 106. Current market price: $0.53, TCGplayer market prices via Scryfall.
When this creature enters, destroy target creature with power 4 or greater. It can't be regenerated. Madness {B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)