Stone Juggernaut

{
  "ac": [
    {
      "ac": 15,
      "from": [
        "natural armor"
      ]
    }
  ],
  "cr": "12",
  "hp": {
    "average": 157,
    "formula": "15d10 + 75"
  },
  "cha": 16,
  "con": 15,
  "dex": 12,
  "int": 14,
  "str": 16,
  "wis": 14,
  "name": "Stone Juggernaut",
  "page": 231,
  "size": [
    "L"
  ],
  "type": "construct",
  "speed": {
    "walk": {
      "number": 50,
      "condition": "(in one direction chosen at the start of its turn)"
    }
  },
  "trait": [
    {
      "name": "Devastating Roll",
      "entries": [
        "The juggernaut can move through the space of a {@condition prone} creature. A creature whose space the juggernaut enters for the first time on a turn must make a {@dc 17} Dexterity saving throw, taking 55 ({@damage 10d10}) bludgeoning damage on a failed save, or half as much damage on a successful one."
      ]
    },
    {
      "name": "Immutable Form",
      "entries": [
        "The juggernaut is immune to any spell or effect that would alter its form."
      ]
    },
    {
      "name": "Regeneration",
      "entries": [
        "As long as it has 1 hit point left, the juggernaut magically regains all its hit points daily at dawn. The juggernaut is destroyed and doesn't regenerate if it drops to 0 hit points."
      ]
    },
    {
      "name": "Siege Monster",
      "entries": [
        "The juggernaut deals double damage to objects and structures."
      ]
    }
  ],
  "__prop": "monster",
  "action": [
    {
      "name": "Slam",
      "entries": [
        "{@atk mw} {@hit 10} to hit, reach 5 ft., one target. {@h}25 ({@damage 3d12 + 6}) bludgeoning damage. If the target is a Large or smaller creature, it must succeed on a {@dc 17} Strength saving throw or be knocked {@condition prone}."
      ]
    }
  ],
  "immune": [
    "poison",
    {
      "cond": true,
      "note": "from nonmagical attacks not made with adamantine weapons",
      "immune": [
        "bludgeoning",
        "piercing",
        "slashing"
      ]
    }
  ],
  "senses": [
    "blindsight 120 ft."
  ],
  "source": "ToA",
  "passive": 10,
  "hasFluff": true,
  "hasToken": true,
  "miscTags": [
    "MW"
  ],
  "alignment": [
    "U"
  ],
  "senseTags": [
    "B"
  ],
  "traitTags": [
    "Immutable Form",
    "Regeneration",
    "Siege Monster"
  ],
  "damageTags": [
    "B"
  ],
  "hasFluffImages": true,
  "conditionImmune": [
    "blinded",
    "charmed",
    "deafened",
    "exhaustion",
    "frightened",
    "paralyzed",
    "petrified",
    "poisoned",
    "prone"
  ],
  "conditionInflict": [
    "prone"
  ],
  "savingThrowForced": [
    "dexterity",
    "strength"
  ]
}