You can attack twice instead of once whenever you take the Attack action.

Enter a primal Rage as a Bonus Action, gaining resistance to common weapon damage and enhanced Strength-based attacks.

As a Bonus Action, manifest spectral draconic wings and gain a Fly Speed equal to your Speed for 10 minutes. Usable once per long rest.

You gain a feat at this level. Kargat has the Great Weapon Master feat, allowing him to deal extra damage after scoring a critical hit or reducing a creature to 0 Hit Points, and to make a melee attack as a Bonus Action in those circumstances.

Make a melee attack against a creature within reach that damages Kargat.

When you roll Initiative, you can use your Reaction to enter Rage and immediately move up to half your Speed.

Make two attacks with the Attack action, often using a greataxe with Reckless Attack.

Forgo Reckless Attack advantage to deal 2d10 extra damage and apply an Improved Brutal Strike effect.

Exhale a 30-foot line of caustic green energy. Creatures in the area make a Dexterity saving throw, taking 3d10 poison damage on a failed save, or half damage on a success.

While not wearing armor, your base Armor Class equals 10 + your Dexterity modifier + your Constitution modifier. You can use a shield and still gain this benefit.

You can use the mastery properties of four weapons with which you are proficient. Chosen weapons are the greataxe, handaxe, javelin, and maul.

You have advantage on Dexterity saving throws unless you are Incapacitated.

When you make your first attack roll on your turn using Strength, you can attack recklessly, gaining advantage on Strength-based attack rolls until your next turn. Attack rolls against you also have advantage during that time.

You gain proficiency in Nature. While raging, you can use Strength instead of the normal ability for Acrobatics, Intimidation, Perception, Stealth, or Survival checks.

When you enter a Rage and use Reckless Attack, the first time on each of your turns that you hit with a Strength-based attack using a weapon with the Heavy property, you deal extra damage equal to your Rage Damage bonus plus your Rage Damage bonus again, and you can move up to half your Speed without provoking Opportunity Attacks from that target. This extra damage is doubled if you have advantage on the attack roll.

Your Speed increases by 10 feet while you are not wearing Heavy armor.

You have advantage on Initiative rolls.

You gain a feat at this level. Kargat has the Sentinel feat, allowing him to protect nearby allies, reduce an enemy's Speed to 0 when he hits with an Opportunity Attack, and make special Opportunity Attacks against creatures that attack his allies.

If you make an attack using Reckless Attack and it hits, you can forgo advantage on one attack roll to deal an additional 1d10 damage and apply one Brutal Strike effect, such as forcing movement or imposing disadvantage on the target's next saving throw.

If damage reduces you to 0 Hit Points while raging and you do not die outright, you can make a DC 10 Constitution saving throw. On a success, you drop to a number of Hit Points equal to twice your Barbarian level. The DC increases by 5 each time you use this feature until you finish a short or long rest.

You gain a feat at this level. Kargat has the Tough feat, increasing his maximum Hit Points by 26.

You gain the Savage Attacker Origin feat. Once per turn when you hit with a weapon attack, you can roll the weapon's damage dice twice and use either total.

You can identify the insignia, ranks, and military customs of many organized forces, and you can find shelter and basic assistance from soldiers and sympathetic veterans. Your military reputation as a former general often extends this benefit to entire units or garrisons.