Crystal blades are forged of the purist crystal from the crystal plane. when you hit with an attack made with this magic weapon, you can deal force damage instead of slashing. additionally, this magic weapon has 3 charges. when you make an attack with this weapon, you can expend a charge to cause the sword to shatter and regrow. when you do this, all creatures in a 5 foot sphere centered on you must make a DC 13 dexterity saving throw, taking 2d6 piercing damage on a failed save, or half as much on a successful one.
spent charges are regained at dawn.
Proficiency with a Longsword allows you to add your proficiency bonus to the attack roll for any attack you make with it.
This weapon has the following mastery property. To use this property, you must have a feature that lets you use it.
Sap. If you hit a creature with this weapon, that creature has Disadvantage on its next attack roll before the start of your next turn.
Notes: Damage: Piercing, Replace Damage Type: Force, Damage, Versatile, Sap
This weapon is just so cool!