Aggressive. As a bonus action, Zahcopo can move up to his speed toward a hostile creature that he can see. 

Attacker. Zahcopo gains a +2 bonus to attack rolls (already included).

Relentless Endurance (1/long rest). When Zahcopo is reduced to 0 hit points but not killed outright, he drops to 1 hit point instead.

Savage Attacker. When Zahcopo scores a critical hit with a melee weapon attack, roll one of the weapon’s damage dice one additional time and add it to the extra damage of the critical hit.

Second Wind. Zahcopo can use a bonus action on his turn to regain hit points equal to 1d10 + its level. If he does so, he can’t use this feature again until he finishes a short or long rest.

Greataxe. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 9 (1d12 + 3) slashing damage. 

Javelin. Melee or Ranged Weapon Attack: +7{"diceNotation":"1d20+7","rollType":"to hit","rollAction":"Javelin"} to hit, range 30/120 ft., one target. Hit: 6(1d6 + 3) piercing damage.