This magic weapon is a pact weapon.
You can use your action to summon the weapon in your empty hand. You are proficient with it while you wield it. This weapon counts as magical for the Purpose of overcoming Resistance and immunity to nonmagical attacks and damage.
The weapon disappears if it is more than 5 feet away from you for 1 minute or more. It also disappears if you use this feature again, if you dismiss the weapon (no action required), or if you die.
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: Bonus: Melee Weapon Attacks, Damage: Melee Weapon Attacks, Versatile, Sap
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