Baron's Emerald Golem

This lesser golem is an automaton comprised of emerald. It follows its master's order and should it be destroyed, it explodes and leaves behind pieces of itself worth a small fortune.

Emerald Golem

Medium Construct, Unaligned

Armor Class 17
Hit Points 99 (11d10 + 44)
Speed 40 ft.

Saving Throws Str +8, Con +7
Skills Perception +4, Arcana +1
Damage Resistances Cold; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks
Damage Immunities Fire, Psychic, Poison, Piercing, Slashing
Damage Vulnerabilities Lightning
Condition Immunities Charmed, Exhaustion, Frightened, Paralyzed, Petrified, Poisoned
Senses Darkvision 60 ft., Passive Perception 14
Languages Understands one language of its master but cannot speak
Challenge 7 (2,900 XP)
Proficiency Bonus +3

Traits

Immutable Form.
The automaton is immune to any spell or effect that would alter its form.

Death Burst.
When the automaton is reduced to 0 hit points, it explodes. Each creature within 10 feet must make a DC 15 Dexterity saving throw, taking 21 (6d6) fire damage on a failed save, or half as much on a successful one. The emerald remains left behind are worth 1d6 x 1000 gold pieces.

Actions

Multiattack.
The automaton makes two melee attacks.

Slam. Melee Weapon Attack: +8 to hit, reach 5 ft., one target.
Hit: 13 (2d8 + 5) bludgeoning damage.