Once per short or long rest, Rika can use a bonus action to regain 1d10 + fighter level hit points.

When Rika hits a creature with a weapon attack, she can expend a superiority die to add it to the damage roll.

Rika can add a superiority die to a weapon attack roll after seeing the d20, helping ensure a crucial strike lands.

Rika can use a superiority die to help an ally who can hear her by adding it to that ally's attack roll.

Rika can use a superiority die to add to a Strength check or Strength saving throw, reinforcing her physical control.

Rika can use a superiority die to reduce damage from a melee attack by adding her proficiency bonus to AC against that attack.

Rika can use a superiority die to move a creature and possibly set up allies for advantage.

Rika can use a superiority die to add to an attack roll against a creature, making a steady and deliberate strike.

Choose a fighting style. Rika fights with sword and shield, so she prefers Defense, which grants a +1 bonus to AC while wearing armor.

Once per short or long rest, Rika can take one additional action on her turn.

Rika chooses the Battle Master martial archetype. She learns Combat Superiority, gaining superiority dice and maneuvers that let her control the battlefield with precision.

Rika learns three maneuvers of her choice, and uses superiority dice to fuel them.

Rika gains one superiority die, which is a d8 at this level, and has 4 superiority dice. She regains all expended superiority dice when she finishes a short or long rest.

Rika can add her superiority die to the damage of an attack after she hits, helping her strike with punishing force.

Rika improves one ability score or takes a feat. Here she has strengthened her physique for the front line.

Rika can attack twice, instead of once, whenever she takes the Attack action on her turn.

Rika improves one ability score or takes a feat. Here she has hardened her endurance for the long road.

Rika learns two additional maneuvers of her choice, expanding her tactical options.

Rika learns two additional maneuvers of her choice, and her battlefield control deepens.

Rika improves one ability score or takes a feat. Here she has refined her speed and reflexes in armor.

Rika can reroll a failed saving throw once per long rest.

Rika learns two additional maneuvers of her choice, reaching seven total maneuvers known as a master of tactical fighting.

Rika can secure shelter, food, and support from guild artisans and craftsmen who recognize her trade and the value of her work. She can also find contacts within guild networks who can help her obtain goods, services, or information.