Longsword of Life Stealing 2024
Weapon, rare, (requires attunement)
When you attack a creature with this magic weapon and roll a 20 on the d20 for the attack roll, that target takes an extra 15 Necrotic damage if it isn't a Construct or an Undead, and you gain Temporary Hit Points equal to the amount of Necrotic damage taken.
Properties
SapMastery
If you hit a creature with this weapon, that creature has Disadvantage on its next attack roll before the start of your next turn.
Versatile (1d10)
A Versatile weapon can be used with one or two hands. A damage value in parentheses appears with the property. The weapon deals that damage when used with two hands to make a melee attack.
Source: System Reference Document 5.2 (Wizards of the Coast) · License: Creative Commons Attribution 4.0 details