When Attuned to this weapon you gain the following benefits:
You gain a +1 bonus to spell attack rolls while holding this weapon.
Wisdom of Kelemvor and Eldath: You have advantage on all wisdom checks and saving throws.
Shadow Stag: You can spend one minute concentrating to transform into the Shadow Stag. While in this form, your stats are that of an ELK, but you may not attack. You ignore difficult terrain, double your jumping and moving distance, and can carry one creature of medium size or smaller. In addition, you may cast the cantrips Druidcraft and Guidance, the spell Pass without Trace once per day, and you can comprehend and verbally communicate with animals. If you are reduced to 0 HP while in this form, you revert to your normal form and lose health equal to the excess damage you take while shapeshifted. You then cannot take this shape again for 24 Hours.
Strength of the Grave: (Level 5) When you take damage that would otherwise reduce you to 0 HP, roll a constitution saving throw (DC 5 + Damage Taken). You can use this feature a number of times equal to half your proficiency bonus, rounded down.
Notes: Advantage: Wisdom Ability Checks, Advantage: Wisdom Saving Throws, Bonus: Spell Attacks, Only a Grave Cleric may become attuned to this item., Buff, Movement, Shapechanging, Negates Difficult Terrain