Crown of Boneblight: DnD 5e Homebrew Magic Item

Bone circlet with spikes and central gem on black background. — The Crown of Boneblight, a sinister circlet of bone and dark magic.

The Crown of Boneblight is a rare DnD 5e homebrew magic item that creates an Aura of Dread and unleashes a Necrotic Surge to damage enemies.

✨ Item Overview

The Crown of Boneblight is a menacing circlet made of ivory bones and adorned with a dark gemstone at its center. Crafted by skilled necromancers in the infamous Skullmar Crags, this crown radiates a sinister aura that induces fear in those who dare approach. It was last in the possession of the tyrant Morvath, whose dark reign ended mysteriously.

How to Use It in Play

This circlet offers a tactical advantage in encounters where control is pivotal. Its passive effect, Aura of Dread, grants the wearer an intimidating presence, causing nearby enemies to falter. Once per long rest, the wearer can activate Necrotic Surge to release a wave of necrotic energy that devastates foes caught within its radius. Plan your moments of aggression wisely to maximize its impact.

Wield the power responsibly, as the crown’s dark influence can consume the wearer if not resisted.

🔑 Key Facts

Type: Wondrous Item (circlet)
Rarity: Rare
Attunement Required
Passive Effect: Aura of Dread (10-foot radius)
Active Effect: Necrotic Surge (DC 15 Constitution save, 4d10 necrotic damage)
Drawback: Wearer cannot gain temporary hit points
Includes free VTT / Foundry download

📜 Item Stats

Type	Wondrous Item (circlet)
Rarity	Rare
Attunement	Required
Passive Effect	Aura of Dread: 10-foot radius, enemies have disadvantage on saving throws against being frightened.
Active Effect	Necrotic Surge: Once per long rest, unleash a 20-foot radius burst of necrotic energy, DC 15 Constitution save or take 4d10 necrotic damage.

Forged in the depths of the Skullmar Crags by necromancers, this crown was last worn by the tyrant Morvath, who vanished into shadow. When held, it emits a faint sound like distant whispers.

🎲 Free Magic Items for DnD

Want to use Crown of Boneblight in your campaign? Download the free token below — perfect for VTTs like Roll20 or Foundry, or print it out for your table!

Foundry VTT · dnd5e v3 & v4

⚔️ Foundry VTT Macro

Create the Crown of Boneblight directly in your world — with one click.

This Script Macro creates two fully configured items in Foundry VTT: the Crown of Boneblight item and the Necrotic Surge feature, complete with Active Effects, damage rolls, saving throws, and an unidentified state for mystery-first reveal at the table. No modules required. Recharge: 1× per long rest.

Open the Macro Directory

In Foundry, click the macro hotbar at the bottom. Click any empty slot or open the Macro Directory and hit Create Macro.

Set Type to “Script”

In the macro editor, make sure the type is set to Script (not Chat). Give it a name like Crown of Boneblight.

Paste the Code & Save

Copy the macro below, paste it into the editor, and click Save Macro.

Run the Macro

Click the macro button in the hotbar. Optional: select a token first — items will be added directly to that character’s sheet. With no token selected, they appear in the World Items sidebar.

Necrotic Surge · 4d10 Necrotic 👁 Unidentified by Default ⚡ Active Effects Included

GM Note: The item is created as unidentified — players only see “Unidentified Circlet” and a flavour description until you reveal it. To identify it: open the item sheet → Details tab → tick Identified.

crown-of-boneblight-macro.js

Macro & item by RuneForge Studio · Free to use in your campaign

// ================================================================
//  CROWN OF BONEBLIGHT — Foundry VTT Creation Macro
//  Source & Lore: runeforgestudio.com
//  Compatible with dnd5e system v3.x and v4.x (2024 PHB)
//
//  HOW TO USE:
//  1. Create a new Script Macro in Foundry VTT
//  2. Paste this entire code, then save the macro
//  3. Optional: select a token first -> items are added directly
//     to that character. No selection -> World Items sidebar.
//  4. Execute the macro (click hotbar button or run button)
//
//  UNIDENTIFIED SYSTEM (native dnd5e — no module required):
//  – Created with system.identified = false
//  – Players see "Unidentified Circlet" and atmospheric text
//  – To reveal: item sheet (as GM) -> Details tab -> tick Identified
// ================================================================

// — IMAGE URL ——————————————————-
// Loaded directly from RuneForge Studio. For offline use, download
// and upload via Foundry's file browser, then replace this URL.
(async () => {

// — IMAGE URL ——————————————-
  // Loaded directly from RuneForge Studio. For offline use,
  // download and upload via Foundry's file browser.
  const IMAGE_URL = "https://runeforgestudio.com/wp-content/uploads/2026/05/Free_Magic_Items_for_DnD_crown-of-boneblight.png";

// — DETECT SYSTEM VERSION ——————————————
const sysVer = game.system.version;
const isV4 = foundry.utils.isNewerVersion(sysVer, "3.9.9");
console.log("[Crown of Boneblight] dnd5e " + sysVer + " detected -> " + (isV4 ? "v4 mode" : "v3 mode"));

// — DESCRIPTIONS —————————————————

const identifiedDesc = `Wondrous Item (circlet)
<blockquote>"Forged in the depths of the Skullmar Crags by necromancers, this crown was last worn by the tyrant Morvath, who vanished into shadow. When held, it emits a faint sound like distant whispers."</blockquote>
Type: Wondrous Item (circlet)
Rarity: Rare
Attunement: Required
Passive Effect: Aura of Dread: 10-foot radius, enemies have disadvantage on saving throws against being frightened.
Active Effect: Necrotic Surge: Once per long rest, unleash a 20-foot radius burst of necrotic energy, DC 15 Constitution save or take 4d10 necrotic damage.
<h3>Necrotic Surge</h3>
See the Necrotic Surge feature item for full mechanics.
<h3>Drawback</h3>
The wearer cannot gain temporary hit points while attuned to the crown.`;

const unidentifiedDesc = `This bone circlet is adorned with sharp spikes and a dark gemstone. It whispers faintly in your hand.`;

const abilityDesc = `Feature: Crown of Boneblight — 1/Long Rest
Once per long rest, unleash a 20-foot radius burst of necrotic energy. Each creature in the area must succeed on a DC 15 Constitution saving throw or take 4d10 necrotic damage.`;

// — ACTIVE EFFECTS ————————————————-
const activeEffects = [
  {
    name: "Aura of Dread",
    icon: IMAGE_URL,
    transfer: true,
    disabled: false,
    duration: {},
    description: "Enemies within 10 feet have disadvantage on saving throws against being frightened.",
    changes: [
      {
        key: isV4
          ? "flags.dnd5e.rollFlags.skill..disadvantage"
          : "flags.dnd5e.disadvantage.skill.",
        mode: CONST.ACTIVE_EFFECT_MODES.CUSTOM,
        value: "1",
        priority: 20,
      },
    ],
  }
];

// — MAIN ITEM ——————————————————
const mainItemData = {
  name: "Crown of Boneblight",
  type: "equipment",
  img: IMAGE_URL,
  system: {
    description: {
      value: identifiedDesc,
      unidentified: unidentifiedDesc,
    },
    identified: false,
    quantity: 1,
    rarity: "rare",
    equipped: false,
    attunement: isV4 ? "none" : 0,
    weight: { value: 1, units: "lb" },
    price: { value: 0, denomination: "gp" },
    armor: { type: "trinket", value: 0, dex: null },
    uses: { value: null, max: null, per: null },
  },
  effects: activeEffects,
};

// — ABILITY ITEM —————————————————
const abilityItemData = {
  name: "Necrotic Surge (Crown of Boneblight)",
  type: "feat",
  img: IMAGE_URL,
  system: {
    description: { value: abilityDesc, unidentified: "" },
    identified: true,
    activation: { type: "action", cost: 1, condition: "" },
    duration: { value: null, units: "inst" },
    range: { value: null, long: null, units: "self" },
    target: isV4
      ? {
          template: { type: "radius", size: 20, units: "ft" },
          affects: { type: "creature", count: null, choice: true },
        }
      : { value: 20, units: "ft", type: "sphere" },
    uses: {
      value: 1,
      max: "1",
      per: "lr",
      recovery: [],
      prompt: true,
    },
    save: { ability: "con", dc: 15, scaling: "flat" },
    actionType: "save",
    damage: isV4
      ? {
          base: { number: 4, denomination: 10, bonus: "", types: ["necrotic"], custom: { enabled: false, formula: "" } },
        }
      : { parts: [["4d10", "necrotic"]] },
    chatFlavor: "DC 15 CON save — fail: 4d10 necrotic",
    rarity: "",
  },
};

// — CREATE THE ITEMS ———————————————–
mainItemData.folder = null;
abilityItemData.folder = null;

const targetActor = canvas.tokens.controlled[0]?.actor ?? game.user.character ?? null;

try {
  let created;
  if (targetActor) {
    created = await targetActor.createEmbeddedDocuments("Item", [mainItemData, abilityItemData]);
    ui.notifications.info("Crown of Boneblight + Necrotic Surge added to " + targetActor.name);
  } else {
    created = await Item.create([mainItemData, abilityItemData]);
    ui.notifications.info("Crown of Boneblight + Necrotic Surge created in World Items (no token selected)");
  }
  if (created?.[0]) created[0].sheet?.render(true);
} catch (err) {
  ui.notifications.error("Error creating items — check browser console (F12).");
  console.error("[Crown of Boneblight] Creation error:", err);
}

})();

// ================================================================
//  GM REFERENCE
//  Identifying: item sheet -> Details tab -> tick "Identified"
//  Players see: "Unidentified Circlet" + atmospheric text
//  Give to PC: drag item from World Items onto character sheet
// ================================================================

❓ Frequently Asked Questions

What is the Aura of Dread?

The Aura of Dread creates a 10-foot radius around the wearer, imposing disadvantage on enemies’ saving throws against being frightened.

How does the Necrotic Surge work?

Once per long rest, the wearer can unleash a 20-foot radius burst of necrotic energy, forcing enemies to make a DC 15 Constitution saving throw or take 4d10 necrotic damage.

What is the lore behind the Crown of Boneblight?

Forged by necromancers in the Skullmar Crags, the crown was last worn by the tyrant Morvath, emitting faint whispers when held.

What are the implications of the drawback?

While attuned to the Crown of Boneblight, the wearer cannot gain temporary hit points, increasing their vulnerability in combat.

How can I download this item for VTT?

The Crown of Boneblight includes a free download for VTT/Foundry, making it easy to integrate into your games.

What classes benefit most from Crown of Boneblight in DnD 5e?

Warlocks benefit the most due to their focus on fear and necrotic themes. Sorcerers can leverage the Necrotic Surge for high damage output, enhancing their spellcasting versatility.

How does Crown of Boneblight compare to similar official DnD 5e items?

The Crown of Boneblight is similar to the Cloak of Fear, which also imposes fear but lacks the powerful necrotic damage effect, making Boneblight more versatile.

📖 Related Articles

Necromancer Class Guide — Explore how to effectively utilize necromancer abilities in DnD 5e.
Homebrew Magic Items — Check out more unique homebrew magic items for your campaign.
Frightened Condition in DnD 5e — Learn about the frightened condition and its effects in DnD 5e.

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