Mace Master

General Feat (Prerequisite: Level 4+)

You gain the following benefits.

Ability Score Increase. Increase your Strength or Constitution score by 1, to a maximum of 20.

Armor Cracker. Once per attack, when you hit a creature with an attack using a mace, you can reduce its Armor Class by 1 for 1 minute. You can use this benefit a number of times equal to your Proficiency Bonus, regaining all expended uses when you finish a Short or Long Rest. This effect can stack.

Wall Breaker. When you attack an object or a Construct with a mace, you deal double damage.