When you take the [[Attack (Action)|Attack Action]] on your turn, you can replace one of your attacks to direct one of your companions to strike. When you do so, choose a willing creature who can see or hear you and expend one Superiority Die. That creature can immediately use its Reaction to make one attack with a weapon or an [Unarmed Strike](https://www.dndbeyond.com/sources/dnd/free-rules/rules-glossary#UnarmedStrike), adding the Superiority Die to the attack’s damage roll on a hit.