Survival in New Vance

Reaction, which you take when a creature within 30 feet of you makes an attack roll against you or an ally within that range. You deploy a small, distracting device or trigger a pre-set mechanism to momentarily disrupt an enemy's focus. Choose the attacking creature within 30 feet; they must succeed on a Dexterity saving throw or have disadvantage on their attack roll against you or an ally.