Bowstring of the Unicorn's Mane¶

<instant> Play this card before a unit activates. Activate one of your <unit_ranged> units that has not been activated this round.
— OR —
<instant> Use this after a <unit_ranged> unit's Attack die roll. Ignore 1 Attack die.
You set free an ensnared Unicorn. Snorting and stamping her hoof, she gallops off. Looking down, you see a finely crafted bowstring.