Arakni, Black Widow (Extended Art) - LGS376 (LGS376) Rainbow Foil - Flesh and Blood: Promo Cards

Once per Turn Attack Reaction - Discard an Assassin card: Target Assassin attack gets +3POWER. If it has stealth, it gets "When this hits a hero, they banish a card from their hand."
At the beginning of your end phase, return to the brood.