You have a +3 bonus to attack and damage rolls made with this artifact.

While attuned to the artifact, you have resistance against fire damage.

While attuned to the artifact, you can use an action to cast Burning Hands 1 time per Long Rest.

While attuned to the artifact, your Strength increases by 2 as does the maximum for that score.

The item is made of black iron inscribed with runes, and any cloth or leather components are crafted from the hide of fiends. It is warm to the touch and features vile runes engraved on its surface. Celestials find the item’s presence repulsive.

Sentient Xincaliber is a sentient blade, Chaotic Evil with an Int of 15, Wis of 11, Cha of 18. It has hearing and darkvision out to a range of 120 feet. 

Personality: It speaks telapathically with the wielder, its tone is inviting and its tongue silver lined. The sword’s purpose is to consume souls. It doesn’t care whose souls it eats, including the wielder’s but it will do it in a sly way framing it in the wielders benifit. 

Proficiency with a Longsword allows you to add your proficiency bonus to the attack roll for any attack you make with it.

Notes: Bonus: Magic, Pull From The Stone, Damage, Combat, Versatile, Sap