Mace of Smiting

You gain a +1 bonus to attack rolls and damage rolls made with this magic weapon. The bonus increases to +3 when you use the weapon to attack a Construct.

When you roll a 20 on an attack roll made with this weapon, the target takes an extra 7 Bludgeoning damage, or 14 Bludgeoning damage if it's a Construct. If a Construct has 25 Hit Points or fewer after taking this damage, it is destroyed.

Sap (Mastery): If you hit a creature with this weapon, that creature has Disadvantage on its next attack roll before the start of your next turn.

Proficiency: simple, mace Source: Dungeon Master's Guide (2024) p. 276