As an action, you violently purge the blood from the body of a creature that you can touch or see within 10 meters through its skin. The creature must make a Fortitude saving throw.
On a failure, it loses 4d8 health and is bleeding 2.
On a critical failure, it loses twice as much health and is bleeding 4.
On a success, it loses half as much health and is bleeding 1.
On a critical success, it loses no health.
You can increase the damage by 5d8 for each additional mana expended.