Immutable Form. The Quartztoil construct is immune to any spell or effect that would alter its form. Magic Resistance. The Quartztoil construct has advantage on saving throws against spells and other magical effects. Magic Weapons. The Quartztoil construct's weapon attacks are magical. Siege Monster. The Quartztoil construct deals double damage to objects and structures. Turn Immunity. The Quartztoil construct cannot be turned.
Slam. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) bludgeoning damage.