Stone Demi-Golem (5e Creature)
From D&D Wiki
Medium construct, unaligned
Damage Vulnerabilities Thunder
Immutable Form. The demi-golem is immune to any spell or effect that would alter its form.
Magic Resistance. The demi-golem has advantage on saving throws against spells and other magical effects.
Magic Weapons. The demi-golem's weapon attacks are magical.
Acid Absorption. Whenever the demi-golem is subjected to acid damage, it takes no damage and instead regains a number of hit points equal to the acid damage dealt.
Multiattack. The demi-golem makes two Spear attacks.
Slam. Melee Weapon Attack: +6 to hit, reach 10 ft., one target. Hit: 8 (1d10 + 3) piercing damage.
The Stone Demi-Golem is a bit of a misnomer, it is actually a merging of both clay and stone golems into lesser but more numerous guardians. These demi golems are given bronze shields and spears and act as the first wave of guardians in the tombs of the Magi.