Earth Glide. The elemental can burrow through nonmagical, unworked earth and stone. While doing so, the elemental doesn't disturb the material it moves through.
Siege Monster. The elemental deals double damage to objects and structures.
Multiattack. The elemental makes two slam attacks.
Slam. Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit:14 (2d8 + 5) bludgeoning damage.
Elementals are incarnations of the elements that make up the universe: air, earth, fire, and water. Though little more than animated energy on their own planes of existence, they can be called on by spellcasters and powerful beings to take shape and perform tasks.