You gain the following benefits: **Ability Score Increase.** Increase your STR or DEX by 1, to a maximum of 20. **Mastery Property.** Your training with weapons allows you to use the mastery property of one kind of Simple or Martial weapon of your choice, provided you have [[Proficiency|proficiency]] with it. Whenever you finish a [[Long Rest]], you can change the kind of weapon to another eligible kind.