Awaking the beast: As a bonus action you can awake The Fang by detaching the dagger that is connected at the base of The Fang, you can use a bonus action to attack with this dagger. Whenever you hit a living creature with the dagger, the creature must succeed on a constitution saving throw(DC 10). On a failed save, the user rolls a 1D4+2 and receive hit points equal to that amount.
Proficiency with a Rapier 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.
Vex. If you hit a creature with this weapon and deal damage to the creature, you have Advantage on your next attack roll against that creature before the end of your next turn.
Notes: Finesse, Vex
This is my first magical weapon and I'm not sure if the rarity I gave it is enough or too much. Either way, constructive criticism is welcomed