Axes of Returning (Weapon skill)

Hurl your axes at a creature within range in such a way that they return firmly in your grasp, like boomerangs. Making a ranged weapon attack. On a hit, the target will take 2d6 slashing damage. Add your Strength modifier to the damage. In addition, they must succeed on a DEX saving throw or take damage equal to half the previous. 

This ability's damage changes depending on what kind of axes you throw.