Morning Star Expert Feat

You have mastered the use of a morning star, and are able to leverage greater effectiveness from it. You gain the following features:

Prerequisite: Proficiency with morning stars

• Ability Score Increase. Increase your Strength or Constitution ability score by 1, to a maximum of 20.
• Improved Critical. Your attacks with morning stars score a critical hit on a roll of 19 or 20.
• Rend. Your critical strikes wound the target. The target loses 1d10 hit points at the end of each of their turns until the wound is healed. The target or any creature within 5 feet of it can make a DC 10 Wisdom (Medicine) check as an action to heal the wound.

Source: KCLL, page 187