As a bonus action, Sahim can expend a superiority die to bolster an ally who can see or hear him. The ally gains temporary hit points equal to the die roll plus 5.

On his turn, Sahim can use a bonus action to regain 1d10 + 20 hit points. He must finish a short or long rest before using this feature again.

When Sahim hits a creature with a weapon attack, he can expend a superiority die to distract it. The next attack roll against that target by an ally other than Sahim has advantage if made before the start of Sahim’s next turn. The attack adds the superiority die to its damage.

When an enemy attacks an ally within 5 feet of Sahim, he can use his reaction and expend a superiority die to make one weapon attack against that enemy if it is within reach.

When Sahim is hit by a melee attack, he can use his reaction and expend a superiority die to reduce the damage by the die roll plus 5.

When Sahim makes a weapon attack, he can expend a superiority die to add it to the attack roll, potentially turning a miss into a hit.

When Sahim hits a creature with a weapon attack, he can expend a superiority die to frighten it until the end of his next turn unless it succeeds on a DC 19 Wisdom saving throw.

When Sahim hits a creature with a weapon attack, he can expend a superiority die to goad it. The target has disadvantage on attack rolls against creatures other than Sahim until the end of Sahim’s next turn unless it succeeds on a DC 19 Wisdom saving throw.

When Sahim hits a creature with a weapon attack, he can expend a superiority die to reposition one ally who can see or hear him. The ally can move up to half its speed without provoking opportunity attacks from the target.

When Sahim takes the Attack action, he can forgo one attack and direct an ally to use its reaction to make one weapon attack, adding the superiority die to the attack’s damage.

When Sahim makes an attack, he can expend a superiority die to exchange positions with a willing creature within 5 feet, adding the die to the creature’s AC until the start of Sahim’s next turn.

Sahim can expend a superiority die to add it to an Intelligence, Wisdom, or Charisma check, representing practical battlefield analysis and quiet observation.

Choose Defense as a Fighting Style. While wearing armor, Sahim gains a +1 bonus to AC.

Once per short or long rest, Sahim can take one additional action on his turn. At 17th level, he can use Action Surge twice between rests, but only once on the same turn.

Sahim becomes a Battle Master. He gains superiority dice, maneuver options, and the ability to use Intelligence checks to learn an enemy’s capabilities through Know Your Enemy.

Sahim gains four d12 superiority dice, which fuel his maneuvers. He regains all expended dice after a short or long rest. He knows nine maneuvers: Commander's Strike, Distracting Strike, Goading Attack, Maneuvering Attack, Menacing Attack, Parry, Precision Attack, Riposte, and Rally. His maneuver save DC is 19.

Sahim gains proficiency with one type of artisan’s tools, weaver’s tools, reflecting his practical village upbringing.

Sahim can spend one minute observing or interacting with a creature outside combat to learn whether it is superior, equal, or inferior to him in two of the following categories: Strength score, Dexterity score, Constitution score, AC, current hit points, total class levels if any, or fighter class levels if any.

Increase Sahim’s Strength by 2, raising it to 17.

Sahim can attack twice whenever he takes the Attack action on his turn.

Increase Sahim’s Strength by 2, raising it to 19.

Sahim’s superiority dice increase to five d12s, and he learns two additional maneuvers: Bait and Switch and Tactical Assessment.

Increase Sahim’s Strength by 1 and Constitution by 1, raising them to 20 and 15.

Once per long rest, Sahim can reroll a failed saving throw. At 13th level, he can use this feature twice between long rests, and at 17th level, three times.

Sahim gains proficiency with weaver’s tools if he did not already possess it, and his battlefield training is represented by his expanded Battle Master techniques.

Sahim can attack three times whenever he takes the Attack action on his turn.

Increase Sahim’s Dexterity by 2, raising it to 18.

Sahim gains a second use of Indomitable between long rests.

Increase Sahim’s Dexterity by 2, raising it to 20.

Sahim’s superiority dice increase to six d12s. He also gains Relentless, allowing him to regain one expended superiority die when he roll initiative and has none remaining.

Sahim gains proficiency in Wisdom saving throws through disciplined mental training and battlefield awareness.

Sahim gains a third use of Indomitable between long rests and a second use of Action Surge between rests.

Sahim’s superiority dice are d12s, representing the peak of his tactical mastery. He also gains the Battle Master’s final advanced maneuver training.

Sahim gains the Tough feat, increasing his hit point maximum by 40.

Sahim can attack four times whenever he takes the Attack action on his turn.

Sahim is known among common people as a defender of ordinary households. He can find a place to hide, rest, or recover among commoners, who will shelter him from the law or other threats unless he has shown himself dangerous to them.