Banefall (dormant)

Sentience Banefall is a sentient lawful good magical (holy) longsword with an Intelligence of 14, a Wisdom of 20, and a Charisma of 16. It has hearing and darkvision out to a range of 120 feet.

Languages Banefall can speak, read, and understand Common and Celestial, and can communicate with its wielder telepathically (although it rarely does so if its user is someone of a non-good alignment).

Personality.  Banefall speaks to good-aligned beings with a kind tone but speaks to evil beings with an exasperated and frustrated tone.  

You have a +1 bonus to attack and damage rolls made with this magic weapon.

when you hit roll a D10 creating the effect on the table below (the effects always apply to the target but where the table says both they also apply to the weapons wielder) 

1	they succeed on the next constitution saving throw (1 min)
2	add 1 d4 to their next attack roll
3	both gain 1d4 temporary hit point
4	for the next minute both gain advantage on attack rolls
5	for the next minute, they gain advantage on saving throws against poison
6	for the next minute, they gain resistance to necrotic damage
7	for the next minute neither can tell a lie
8	both gain 30 extra feet of darkvison for a minute
9	they regain one first level spell slot
10	end one condition that can be ended by remove curse or lesser restoration

 

Alternatively, the user can (as an action) roll on the above table applying the effect to a creature that the blade is touching, (effects that affect both the wielder and the target still apply to the wielder). 3 times per day, you can also regain 1 charge by expending a spell slot of 1st level or higher, this counts as part of the original action. 

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, Damage, Combat, Versatile, Sap