Endless Rage. While the war born isn't incapacitated,  it has advantage on Dexterity checks for initiative and on saving throws against being frightened or charmed, and it has resistance to bludgeoning, piercing, and slashing damage. The war born can't be surprised.

Reckless. At the start of its turn, the war born can gain advantage on all melee weapon attack rolls during that turn, but attack rolls against it have advantage until the start of its next turn.

Resilient Defense. While the war born is wearing no armor, its AC includes its Constitution modifier.

Wounded Fury. When the war born hits with any weapon using Strength and it has less than half of its hit points remaining, the weapon deals an extra 7 (2d6) damage.

Multiattack. The war born makes three weapon attacks.

Greataxe. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 11 (1d12 + 5) slashing damage.

Javelin. Melee or Ranged Weapon Attack: +9 to hit, reach 5 ft. or range 30/120 ft., one target. Hit: 8 (1d6 + 5) piercing damage.

Battle Cry (1/Day). Each creature of the war born's choice that is within 30 feet of it, can hear it, and is not already affected by Battle Cry gains advantage on attack rolls until the start of the war born's next turn. The war born can then make two attacks as a bonus action.

Retaliate. When a creature that the war born can see hits it with a melee attack, the war born can make a melee weapon attack against that creature.