Mace of Disruption
Rare weapon from the D&D 5e SRD.
Mace of Disruption at a glance
Description (SRD)
Weapon (mace), rare (requires attunement) When you hit a fiend or an undead with this magic weapon, that creature takes an extra 2d6 radiant damage. If the target has 25 hit points or fewer after taking this damage, it must succeed on a DC 15 Wisdom saving throw or be destroyed. On a successful save, the creature becomes frightened of you until the end of your next turn.
Game facts from the System Reference Document 5.1 by Wizards of the Coast LLC, licensed under CC-BY-4.0.