Ancient Brass Dragon

CreatureXMMp. 562024SRD

Gargantuan dragon, chaotic good

Armor Class
20
Hit Points
332 (19d20 + 133)
Speed
fly 80 ft., 40 ft., burrow 40 ft.
Challenge
20 (25,000 XP)
STR
27
+8
DEX
10
+0
CON
25
+7
INT
16
+3
WIS
15
+2
CHA
22
+6
Saving Throws
Dex +6, Wis +8
Skills
History +9, Stealth +6, Perception +14, Persuasion +12
Damage Immunities
fire
Senses
Blindsight 60 ft., Darkvision 120 ft., passive Perception 24
Languages
Common, Draconic

Traits

Legendary Resistance (4/Day, or 5/Day in Lair).

If the dragon fails a saving throw, it can choose to succeed instead.

Actions

Multiattack.

The dragon makes three Rend attacks. It can replace one attack with a use of (A) Sleep Breath or (B) Spellcasting to cast Scorching Ray (level 3 version).

Rend.

Melee Attack Roll: +14, reach 15 ft. Hit: 19 (2d10 + 8) Slashing damage plus 7 (2d6) Fire damage.

Fire Breath 5.

dex DC 21, each creature in a 90-foot-long, 5-foot-wide Line. 58 (13d8) Fire damage. Half damage.

Sleep Breath.

con DC 21, each creature in a 90-foot Cone. The target has the Incapacitated condition until the end of its next turn, at which point it repeats the save. 2 The target has the Unconscious condition for 10 minutes. This effect ends for the target if it takes damage or a creature within 5 feet of it takes an action to wake it.

Legendary Actions

Blazing Light.

The dragon uses Spellcasting to cast Scorching Ray (level 3 version).

Pounce.

The dragon moves up to half its Speed, and it makes one Rend attack.

Scorching Sands.

dex DC 20, one creature the dragon can see within 120 feet. 36 (8d8) Fire damage, and the target's Speed is halved until the end of its next turn. The dragon can't take this action again until the start of its next turn.

Spellcasting

Spellcasting.

The dragon casts one of the following spells, requiring no Material components and using Charisma as the spellcasting ability (spell save DC 20):

Raw data
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  "cr": {
    "cr": "20",
    "xpLair": 33000
  },
  "hp": {
    "average": 332,
    "formula": "19d20 + 133"
  },
  "cha": 22,
  "con": 25,
  "dex": 10,
  "int": 16,
  "str": 27,
  "wis": 15,
  "name": "Ancient Brass Dragon",
  "page": 56,
  "save": {
    "dex": "+6",
    "wis": "+8"
  },
  "size": [
    "G"
  ],
  "type": {
    "tags": [
      "metallic"
    ],
    "type": "dragon"
  },
  "group": [
    "Metallic Dragons"
  ],
  "skill": {
    "history": "+9",
    "stealth": "+6",
    "perception": "+14",
    "persuasion": "+12"
  },
  "speed": {
    "fly": 80,
    "walk": 40,
    "burrow": 40
  },
  "srd52": true,
  "trait": [
    {
      "name": "Legendary Resistance (4/Day, or 5/Day in Lair)",
      "entries": [
        "If the dragon fails a saving throw, it can choose to succeed instead."
      ]
    }
  ],
  "__prop": "monster",
  "action": [
    {
      "name": "Multiattack",
      "entries": [
        "The dragon makes three Rend attacks. It can replace one attack with a use of (A) Sleep Breath or (B) Spellcasting to cast {@spell Scorching Ray|XPHB} (level 3 version)."
      ]
    },
    {
      "name": "Rend",
      "entries": [
        "{@atkr m} {@hit 14}, reach 15 ft. {@h}19 ({@damage 2d10 + 8}) Slashing damage plus 7 ({@damage 2d6}) Fire damage."
      ]
    },
    {
      "name": "Fire Breath {@recharge 5}",
      "entries": [
        "{@actSave dex} {@dc 21}, each creature in a 90-foot-long, 5-foot-wide {@variantrule Line [Area of Effect]|XPHB|Line}. {@actSaveFail} 58 ({@damage 13d8}) Fire damage. {@actSaveSuccess} Half damage."
      ]
    },
    {
      "name": "Sleep Breath",
      "entries": [
        "{@actSave con} {@dc 21}, each creature in a 90-foot {@variantrule Cone [Area of Effect]|XPHB|Cone}. {@actSaveFail} The target has the {@condition Incapacitated|XPHB} condition until the end of its next turn, at which point it repeats the save. {@actSaveFail 2} The target has the {@condition Unconscious|XPHB} condition for 10 minutes. This effect ends for the target if it takes damage or a creature within 5 feet of it takes an action to wake it."
      ]
    }
  ],
  "immune": [
    "fire"
  ],
  "senses": [
    "Blindsight 60 ft.",
    "Darkvision 120 ft."
  ],
  "source": "XMM",
  "passive": 24,
  "hasFluff": true,
  "hasToken": true,
  "miscTags": [
    "MA",
    "RCH"
  ],
  "treasure": [
    "arcana"
  ],
  "alignment": [
    "C",
    "G"
  ],
  "dragonAge": "ancient",
  "languages": [
    "Common",
    "Draconic"
  ],
  "legendary": [
    {
      "name": "Blazing Light",
      "entries": [
        "The dragon uses Spellcasting to cast {@spell Scorching Ray|XPHB} (level 3 version)."
      ]
    },
    {
      "name": "Pounce",
      "entries": [
        "The dragon moves up to half its {@variantrule Speed|XPHB}, and it makes one Rend attack."
      ]
    },
    {
      "name": "Scorching Sands",
      "entries": [
        "{@actSave dex} {@dc 20}, one creature the dragon can see within 120 feet. {@actSaveFail} 36 ({@damage 8d8}) Fire damage, and the target's {@variantrule Speed|XPHB} is halved until the end of its next turn. {@actSaveSuccessOrFail} The dragon can't take this action again until the start of its next turn."
      ]
    }
  ],
  "senseTags": [
    "B",
    "SD"
  ],
  "soundClip": {
    "path": "bestiary/brass-dragon.opus",
    "type": "internal"
  },
  "traitTags": [
    "Legendary Resistances"
  ],
  "actionTags": [
    "Breath Weapon",
    "Multiattack"
  ],
  "damageTags": [
    "F",
    "S"
  ],
  "initiative": {
    "proficiency": 2
  },
  "environment": [
    "desert"
  ],
  "languageTags": [
    "C",
    "DR"
  ],
  "spellcasting": [
    {
      "name": "Spellcasting",
      "type": "spellcasting",
      "will": [
        "{@spell Detect Magic|XPHB}",
        "{@spell Minor Illusion|XPHB}",
        "{@spell Scorching Ray|XPHB} (level 3 version)",
        "{@spell Shapechange|XPHB} (Beast or Humanoid form only, no {@variantrule Temporary Hit Points|XPHB} gained from the spell, and no {@status Concentration|XPHB} or {@variantrule Temporary Hit Points|XPHB} required to maintain the spell)",
        "{@spell Speak with Animals|XPHB}"
      ],
      "daily": {
        "1e": [
          "{@spell Control Weather|XPHB}",
          "{@spell Detect Thoughts|XPHB}"
        ]
      },
      "ability": "cha",
      "displayAs": "action",
      "headerEntries": [
        "The dragon casts one of the following spells, requiring no Material components and using Charisma as the spellcasting ability (spell save {@dc 20}):"
      ]
    }
  ],
  "basicRules2024": true,
  "hasFluffImages": true,
  "legendaryGroup": {
    "name": "Brass Dragon",
    "source": "XMM"
  },
  "damageTagsSpell": [
    "F"
  ],
  "conditionInflict": [
    "incapacitated",
    "unconscious"
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  "spellcastingTags": [
    "O"
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  "savingThrowForced": [
    "constitution",
    "dexterity"
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  "legendaryActionsLair": 4,
  "savingThrowForcedSpell": [
    "wisdom"
  ]
}