Decaton Modron

CreatureMPPp. 362014

Large construct, lawful neutral

Armor Class
16 (natural armor)
Hit Points
144 (17d10 + 51)
Speed
fly 30 ft. (hover), 30 ft., canHover true ft.
Challenge
8 (3,900 XP)
STR
18
+4
DEX
12
+1
CON
16
+3
INT
15
+2
WIS
15
+2
CHA
11
+0
Saving Throws
Int +5, Wis +5
Skills
Perception +8
Condition Immunities
charmed; frightened
Senses
truesight 120 ft., passive Perception 18
Languages
Modron, telepathy 120 ft.

Traits

Axiomatic Mind.

The decaton can't be compelled to act in a manner contrary to its nature or its instructions.

Combat Ready.

The decaton has advantage on initiative rolls.

Disintegration.

If the decaton dies, its body disintegrates into dust, leaving behind anything it was carrying.

Actions

Multiattack.

The decaton makes three Tentacle attacks.

Tentacle.

Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 15 (2d10 + 4) piercing damage, and if the target is a Medium or smaller creature, it has the grappled condition (escape DC 14). Until this grapple ends, the decaton can't use this tentacle against other targets. The decaton has ten tentacles, each of which can grapple one target.

Lightning Rays .

The decaton unleashes a barrage of lightning bolts from its eyes. Each creature within 30 feet of the decaton must make a DC 13 Dexterity saving throw, taking 38 (7d10) lightning damage on a failed save, or half as much damage on a successful save.

Spellcasting

Spellcasting.

The decaton casts one of the following spells, requiring no material components and using Intelligence as the spellcasting ability (spell save DC 13):

Raw data
{
  "ac": [
    {
      "ac": 16,
      "from": [
        "natural armor"
      ]
    }
  ],
  "cr": "8",
  "hp": {
    "average": 144,
    "formula": "17d10 + 51"
  },
  "cha": 11,
  "con": 16,
  "dex": 12,
  "int": 15,
  "str": 18,
  "wis": 15,
  "name": "Decaton Modron",
  "page": 36,
  "save": {
    "int": "+5",
    "wis": "+5"
  },
  "size": [
    "L"
  ],
  "type": "construct",
  "skill": {
    "perception": "+8"
  },
  "speed": {
    "fly": {
      "number": 30,
      "condition": "(hover)"
    },
    "walk": 30,
    "canHover": true
  },
  "trait": [
    {
      "name": "Axiomatic Mind",
      "entries": [
        "The decaton can't be compelled to act in a manner contrary to its nature or its instructions."
      ]
    },
    {
      "name": "Combat Ready",
      "entries": [
        "The decaton has advantage on initiative rolls."
      ]
    },
    {
      "name": "Disintegration",
      "entries": [
        "If the decaton dies, its body disintegrates into dust, leaving behind anything it was carrying."
      ]
    }
  ],
  "__prop": "monster",
  "action": [
    {
      "name": "Multiattack",
      "entries": [
        "The decaton makes three Tentacle attacks."
      ]
    },
    {
      "name": "Tentacle",
      "entries": [
        "{@atk mw} {@hit 7} to hit, reach 10 ft., one target. {@h}15 ({@damage 2d10 + 4}) piercing damage, and if the target is a Medium or smaller creature, it has the {@condition grappled} condition (escape {@dc 14}). Until this grapple ends, the decaton can't use this tentacle against other targets. The decaton has ten tentacles, each of which can grapple one target."
      ]
    },
    {
      "name": "Lightning Rays {@recharge}",
      "entries": [
        "The decaton unleashes a barrage of lightning bolts from its eyes. Each creature within 30 feet of the decaton must make a {@dc 13} Dexterity saving throw, taking 38 ({@damage 7d10}) lightning damage on a failed save, or half as much damage on a successful save."
      ]
    }
  ],
  "senses": [
    "truesight 120 ft."
  ],
  "source": "MPP",
  "passive": 18,
  "hasFluff": true,
  "hasToken": true,
  "miscTags": [
    "AOE",
    "MW",
    "RCH"
  ],
  "alignment": [
    "L",
    "N"
  ],
  "languages": [
    "Modron",
    "telepathy 120 ft."
  ],
  "senseTags": [
    "U"
  ],
  "actionTags": [
    "Multiattack",
    "Tentacles"
  ],
  "damageTags": [
    "L",
    "P"
  ],
  "initiative": {
    "advantageMode": "adv"
  },
  "languageTags": [
    "OTH",
    "TP"
  ],
  "spellcasting": [
    {
      "name": "Spellcasting",
      "type": "spellcasting",
      "will": [
        "{@spell detect magic}",
        "{@spell dispel magic}",
        "{@spell mending} (as an action)"
      ],
      "daily": {
        "1e": [
          "{@spell plane shift} (self only)",
          "{@spell protection from evil and good}"
        ]
      },
      "ability": "int",
      "displayAs": "action",
      "headerEntries": [
        "The decaton casts one of the following spells, requiring no material components and using Intelligence as the spellcasting ability (spell save {@dc 13}):"
      ]
    }
  ],
  "hasFluffImages": true,
  "alignmentPrefix": "typically ",
  "conditionImmune": [
    "charmed",
    "frightened"
  ],
  "referenceSources": [
    "SatO",
    "ToFW"
  ],
  "spellcastingTags": [
    "O"
  ],
  "savingThrowForced": [
    "dexterity"
  ],
  "savingThrowForcedSpell": [
    "charisma"
  ]
}