Let the realms know your name, not through spell craft, but through skill and cunning. Gaining a signature technique that allows your deeds to echo across the land.

You gain the following benefits.

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

Signature Technique. You've honed your craft and developed a signature technique you can perform at will. Select a maneuver from the Battle Master "Maneuver Options" table. Once per turn, you may perform this maneuver using 1d4 in place of the normal Superiority Die. If the maneuver calls for a Saving Throw, the DC is 8 plus the ability modifier of the score increased by this feat and your Proficiency Bonus. 

Heroic Spirit. Whenever you are critically hit by an attack roll, you may give yourself Heroic Inspiration.