Your combat training reaches the point where you can make two attacks whenever you take the Attack action. Karina's shooting style becomes a controlled string of shots rather than a single snap of fire.

Your training allows you to attack three times when you take the Attack action. With her pistol or other ranged weapons, Karina can put frightening pressure on a target in a single turn.

You gain an additional attack when you take the Attack action, bringing your total to four attacks. Karina becomes a storm of controlled, professional violence when she commits fully to a target.

When you need a burst of endurance, you can use a bonus action to regain hit points. At higher fighter levels this feature becomes even more useful, and Karina can push through punishment that would drop lesser soldiers.

When she needs to seize the tempo of a fight, Karina can launch a second offensive burst in the same round.

She can spend a superiority die to add the result to an attack roll after seeing the roll, making clutch shots much more reliable.

She can strike a target's footing and force a Dexterity save or knock it prone, setting up the team for advantage.

She can push a foe backward with force and precision, controlling lines of fire and space around objectives.

She can rattle an enemy's confidence, making them harder to operate effectively in the next exchange.

She can assess a target in combat and use that knowledge to predict how best to bring it down.

She can move quickly and cleanly before danger locks into place, ideal for opening shots and ambushes.

She can reposition herself with practiced footwork, making herself harder to hit while preserving her angle of attack.

She can direct an ally to strike at exactly the right moment, trading raw output for disciplined teamwork.

She can rouse allies to keep fighting, giving them a surge of grit when the line is about to break.

She can force an enemy to focus on her instead of on a more vulnerable ally, pulling pressure away from the team.

She can swap positions with an ally in the middle of a fight, a clean tactical handoff that can save lives.

You gain proficiency with martial weapons and all armor, and you learn a Fighting Style of your choice. Karina fights with Archery, making her a deadly firearm or ranged weapon specialist.

You learn weapon techniques that let you apply mastery properties with your chosen weapons. Karina masters precision shooting, controlled takedowns, and close-quarters follow-up fire.

When you fail an ability check, you can expend Second Wind to add a die to the roll, potentially turning failure into success. This reflects Karina's veteran instincts and calm under pressure.

At 3rd level you choose the Battle Master subclass, gaining combat superiority, superiority dice, and maneuvers. Karina favors maneuvers that reward discipline, control, and tactical awareness.

You learn three maneuvers, use superiority dice to fuel them, and choose a battle rhythm that makes you harder to predict. Karina's starting maneuvers are Precision Attack, Trip Attack, and Menacing Attack.

You gain an Origin feat or feat from the fighter class progression. Karina uses this training to sharpen her battlefield reactions and improve her personal edge.

You gain another feat, representing hard-earned refinement and battlefield adaptation.

You add the next stage of Battle Master training, learning to read enemies as living tactical problems. Karina gains Know Your Enemy and two more maneuvers, chosen here as Pushing Attack and Tactical Assessment.

You gain another feat, representing another meaningful step in your martial development.

You can use Indomitable to reroll a failed saving throw, and your Tactical Mastery broadens how you use weapon mastery in battle. Karina becomes especially dangerous when terrain, distance, and timing all matter.

Your superiority dice and maneuver discipline improve, and you learn two additional maneuvers. Karina chooses Ambush and Evasive Footwork, reflecting her emphasis on initiative and survival.

You gain another feat, a further refinement of your veteran skill set.

Indomitable improves, making your rerolls more reliable and your will harder to break.

You gain another feat, reflecting the kind of hardening that only comes from decades of dangerous work.

Your Battle Master training deepens again. You learn two more maneuvers and can do a little more without spending superiority dice when the moment is right. Karina takes Goading Attack and Commander's Strike.

You gain another feat, representing the last major step in your personal combat evolution.

You gain a second use of Action Surge and stronger command of your battlefield tempo. Karina can now unleash a second burst of effort when the fight turns brutal.

Your superiority dice and Battle Master mastery reach their peak. You gain two final maneuvers and your free maneuvering becomes relentless. Karina finishes her kit with Rally and Bait and Switch.

You gain a feat. At this tier, the feat can be an Epic Boon if desired. Karina's final refinement is an Epic Boon style advance into legendary competence.

You have a reliable military reputation and know how to get cooperation from soldiers, guards, and other organized armed groups when your request is reasonable and you present yourself as one of their own.