Construct Cohort

The construct explodes when it drops to 0 hit points. Each creature within 5 feet of it must make a DC 12 Dexterity saving throw, taking 7 (2d6) fire damage on a failed save, or half as much damage on a successful one.

The construct gains blindsight out to a range of 60 feet. It also adds the captain's level to its passive Perception score.

The construct's Armor Class increases by 1.

The construct's Death Burst now deals 21 (6d6) fire damage on a failed save, or half as much damage on a successful one.

The construct's slam attack deals an extra 4 (1d8) lightning damage on a hit.

The construct has advantage on saving throws against spells and other magical effects.

The construct's Armor Class increases by 1.

If the construct misses with a slam attack, it can reroll it.

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 6 (1d8 + 2) bludgeoning damage.