HP 210 (20d10) AC 20 SPD 30 ft.

Senses

Darkvision 120 ft., passive perception 10

Languages

Understands the languages of its creator but can't speak

Damage Immunities

fire, poison, psychic; bludgeoning, piercing, and slashing from nonmagical weapons that aren't adamantine

Condition Immunities

charmed, exhaustion, frightened, paralyzed, petrified, poisoned

Fire Absorption

Whenever the golem is subjected to fire damage, it takes no damage and instead regains a number of hit points equal to the fire damage dealt.

Immutable Form

The golem is immune to any spell or effect that would alter its form.

Magic Resistance

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

Magic Weapons

The golem's weapon attacks are magical.

Multiattack

The golem makes two melee attacks.

Slam

Melee Weapon Attack: +13 to hit, reach 5 ft., one target. Hit: 20 (3d8 + 7) bludgeoning damage.

Sword

Melee Weapon Attack: +13 to hit, reach 10 ft., one target. Hit: 23 (3d10 + 7) slashing damage.

Poison Breath (Recharge 5-6)

The golem exhales poisonous gas in a 15-foot cone. Each creature in that area must make a DC 19 Constitution saving throw, taking 45 (l0d8) poison damage on a failed save, or half as much damage on a successful one.