Giant Whirlwyrm

{
  "ac": [
    {
      "ac": 17,
      "from": [
        "natural armor"
      ]
    }
  ],
  "cr": "11",
  "hp": {
    "average": 168,
    "formula": "16d12 + 64"
  },
  "cha": 12,
  "con": 18,
  "dex": 16,
  "int": 7,
  "str": 23,
  "wis": 14,
  "name": "Giant Whirlwyrm",
  "page": 55,
  "size": [
    "H"
  ],
  "type": "monstrosity",
  "skill": {
    "stealth": "+7",
    "perception": "+6"
  },
  "speed": {
    "swim": 60,
    "walk": 50
  },
  "__prop": "monster",
  "action": [
    {
      "name": "Multiattack",
      "entries": [
        "The whirlwyrm makes two attacks: one with its bite and one to constrict."
      ]
    },
    {
      "name": "Bite",
      "entries": [
        "{@atk mw} {@hit 10} to hit, reach 10 ft., one target. {@h}22 ({@damage 3d10 + 6}) piercing damage."
      ]
    },
    {
      "name": "Constrict",
      "entries": [
        "{@atk mw} {@hit 10} to hit, reach 5 ft., one Large or smaller creature. {@h}17 ({@damage 2d10 + 6}) bludgeoning damage plus 17 ({@damage 2d10 + 6}) slashing damage. The target is {@condition grappled} (escape {@dc 16}) if the whirlwyrm isn't already constricting a creature, and the target is {@condition restrained} until this grapple ends."
      ]
    },
    {
      "name": "Thunder Breath {@recharge 5}",
      "entries": [
        "The whirlwyrm exhales a line of thunder that is 20 feet long and 5 feet wide. Each creature in that line must make a {@dc 16} Dexterity saving throw, taking 66 ({@damage 12d10}) thunder damage on a failed save, or half as much damage on a successful one."
      ]
    },
    {
      "name": "Swallow",
      "entries": [
        "The whirlwyrm makes one bite attack against a Medium or smaller target it is grappling. If the attack hits, the target is also swallowed, and the grapple ends. While swallowed, the target is {@condition blinded} and {@condition restrained}, it has {@quickref Cover||3||total cover} against attacks and other effects outside the whirlwyrm, and it takes 21 ({@damage 6d6}) acid damage at the start of each of the whirlwyrm's turns. A whirlwyrm can have only one creature swallowed at a time.",
        "If the whirlwyrm takes 30 damage or more on a single turn from the swallowed creature, the whirlwyrm must succeed on a {@dc 14} Constitution saving throw at the end of that turn or regurgitate the creature, which falls {@condition prone} in a space within 10 feet of the whirlwyrm. If the whirlwyrm dies, a swallowed creature is no longer {@condition restrained} by it and can escape from the corpse by using 15 feet of movement, exiting {@condition prone}."
      ]
    }
  ],
  "immune": [
    "lightning"
  ],
  "senses": [
    "darkvision 90 ft."
  ],
  "source": "ToFW",
  "_isCopy": true,
  "passive": 16,
  "hasToken": true,
  "miscTags": [
    "MW",
    "RCH"
  ],
  "alignment": [
    "N",
    "E"
  ],
  "languages": [
    "Draconic"
  ],
  "senseTags": [
    "D"
  ],
  "actionTags": [
    "Breath Weapon",
    "Multiattack",
    "Swallow"
  ],
  "damageTags": [
    "A",
    "B",
    "L",
    "P",
    "S"
  ],
  "languageTags": [
    "DR"
  ],
  "conditionInflict": [
    "blinded",
    "grappled",
    "restrained"
  ],
  "savingThrowForced": [
    "constitution",
    "dexterity"
  ]
}