Quavilithku Spyder-Fiend

{
  "ac": [
    {
      "ac": 19,
      "from": [
        "natural armor"
      ]
    }
  ],
  "cr": "17",
  "hp": {
    "average": 256,
    "formula": "27d10 + 108"
  },
  "cha": 12,
  "con": 19,
  "dex": 16,
  "int": 17,
  "str": 18,
  "wis": 14,
  "name": "Quavilithku Spyder-Fiend",
  "page": 236,
  "save": {
    "con": "+10",
    "dex": "+9",
    "wis": "+8"
  },
  "size": [
    "L"
  ],
  "type": {
    "tags": [
      "demon"
    ],
    "type": "fiend"
  },
  "bonus": [
    {
      "name": "Assess Weakness",
      "entries": [
        "The quavilithku sizes up a creature it can see within 40 feet of itself. Until the start of the quavilithku's next turn, it has advantage on attack rolls against the creature."
      ]
    }
  ],
  "skill": {
    "stealth": "+9",
    "perception": "+8",
    "investigation": "+9"
  },
  "speed": {
    "walk": 40,
    "climb": 40
  },
  "trait": [
    {
      "name": "Magic Resistance",
      "entries": [
        "The quavilithku has advantage on saving throws against spells and other magical effects."
      ]
    },
    {
      "name": "Spider Climb",
      "entries": [
        "The quavilithku can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check."
      ]
    },
    {
      "name": "Web Sense",
      "entries": [
        "When in contact with a web, the quavilithku knows the exact location of any other creature in contact with the same web."
      ]
    },
    {
      "name": "Web Walker",
      "entries": [
        "The quavilithku ignores movement restrictions caused by webbing."
      ]
    }
  ],
  "__prop": "monster",
  "action": [
    {
      "name": "Multiattack",
      "entries": [
        "The quavilithku makes two Bite attacks."
      ]
    },
    {
      "name": "Bite",
      "entries": [
        "{@atk mw} {@hit 10} to hit, reach 5 ft., one target. {@h}15 ({@damage 2d10 + 4}) piercing damage plus 17 ({@damage 5d6}) poison damage. If the target is a creature, it must succeed on a {@dc 18} Constitution saving throw or have the {@condition poisoned} condition for 1 minute. While {@condition poisoned} in this way, a creature can't regain hit points. A {@condition poisoned} creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success."
      ]
    },
    {
      "name": "Dissolving Web {@recharge 5}",
      "entries": [
        "The quavilithku expels acid-drenched webs in a 90-foot cone. Each creature in that area must make a {@dc 18} Constitution saving throw, taking 44 ({@damage 8d10}) acid damage on a failed save or half as much damage on a successful one. Nonmagical objects in the area that aren't being worn or carried take 44 ({@damage 8d10}) acid damage."
      ]
    }
  ],
  "immune": [
    "acid",
    "poison"
  ],
  "resist": [
    "cold",
    "fire",
    "lightning"
  ],
  "senses": [
    "truesight 60 ft."
  ],
  "source": "VEoR",
  "passive": 18,
  "hasFluff": true,
  "hasToken": true,
  "miscTags": [
    "AOE",
    "MW"
  ],
  "alignment": [
    "C",
    "E"
  ],
  "languages": [
    "Abyssal",
    "Common",
    "telepathy 120 ft."
  ],
  "senseTags": [
    "U"
  ],
  "traitTags": [
    "Magic Resistance",
    "Spider Climb",
    "Web Sense",
    "Web Walker"
  ],
  "actionTags": [
    "Multiattack"
  ],
  "damageTags": [
    "A",
    "I",
    "P"
  ],
  "languageTags": [
    "AB",
    "C",
    "TP"
  ],
  "hasFluffImages": true,
  "alignmentPrefix": "typically ",
  "conditionImmune": [
    "poisoned"
  ],
  "savingThrowForced": [
    "constitution"
  ]
}