Weave flair

You pull on the weave to manifest and manipulate the weave to pull the embodiment of burning and fire. The flames manifested burn black with a sapping energy.

when you hit a creature with this spell the creature takes 3d12 fire damage and must make a WIS save, on a failed save the creature loses a spell slot of 4th level or lower, taking the highest level spell slot available, no spell slot is lost on a successful save.

Casting spell above 5th level will increase the spell slot taken 6th level spell takes a 5th level spell slot or lower.