race features:
Colossal Form. You have a base AC of 17 (Not affected by your Dexterity Modifier). You gain no benefit from wearing armor, but if you are using a shield, you can apply the shield's bonus as normal. Additionally, your creature type is both Elemental and Humanoid.
Earthen Hide. All Bludgeoning, Piercing and Slashing Damage you receive is reduced by a value equivalent to your Constitution Modifier. This is applied before resistances. Additionally, you are immune to Poison
Stonestride. You have a burrow speed of 20ft. Additionally, you may move through objects made of stone or earth as if they were normal terrain, however, if you end your turn inside an object, you are immediately moved to the nearest empty space, taking 1d4 Force Damage for every 5 feet you were moved.
Mold Earth. You may cast the Mold Earth cantrip at will.