A smooth, flat piece of stone with a yellow, lightning like vein spiking through it, it's warm to the touch and almost feels like it's vibrating with power

---

This whetstone has 1 charge.

Thunder's Purge: If you sharpen your blade with this whetstone before battle, you can slam the blade into the ground and cast lightning bolt. This can only be cast once or until the whetstone is used to sharpen the blade again.