As an action, make a weapon attack and throw dirt, sand, or various debris into the eyes of a creature that you can touch or see within 2 meters. You must have sand in your hand to throw.
On a hit, add the stamina die to the attackās damage and the creature must succeed on a Fortitude saving throw or it is blinded until the end of its next turn.
On a critical hit, add twice as much damage.
On a miss by 4 or less, add half as much damage.
Enhance
You can augment this maneuver with the following options, expending stamina dice for each option.