diff --git a/src/cli/commands/serve.ts b/src/cli/commands/serve.ts
index 47dd126..b4c9bd1 100644
--- a/src/cli/commands/serve.ts
+++ b/src/cli/commands/serve.ts
@@ -227,13 +227,17 @@ export function createContentServer(
   host: string = "0.0.0.0",
 ): ContentServer {
   let contentIndex: ContentIndex = {};
-  let completionsIndex: CompletionsPayload = { dice: [], links: [] };
+  let completionsIndex: CompletionsPayload = {
+    dice: [],
+    links: [],
+    sparkTables: [],
+  };
 
   /** Re-scan completions from current content index (cached) */
   function recomputeCompletions(): void {
     completionsIndex = scanCompletions(contentIndex);
     console.log(
-      `[completions] dice=${completionsIndex.dice.length} links=${completionsIndex.links.length}`,
+      `[completions] dice=${completionsIndex.dice.length} links=${completionsIndex.links.length} sparkTables=${completionsIndex.sparkTables.length}`,
     );
   }
 
diff --git a/src/cli/completions/index.ts b/src/cli/completions/index.ts
index 807b4a7..dc5e5c3 100644
--- a/src/cli/completions/index.ts
+++ b/src/cli/completions/index.ts
@@ -4,16 +4,22 @@
 
 import { diceSource } from "./sources/dice.js";
 import { linksSource } from "./sources/links.js";
+import { sparkTablesSource } from "./sources/spark-tables.js";
 import type { CompletionSource, CompletionsPayload } from "./types.js";
 
 export type {
   CompletionsPayload,
   DiceCompletion,
   LinkCompletion,
+  SparkTableCompletion,
 } from "./types.js";
 
 /** Registered sources — open for extension */
-const sources: CompletionSource[] = [diceSource, linksSource];
+const sources: CompletionSource[] = [
+  diceSource,
+  linksSource,
+  sparkTablesSource,
+];
 
 /**
  * Scan the full content index and return structured completion data.
diff --git a/src/cli/completions/sources/spark-tables.ts b/src/cli/completions/sources/spark-tables.ts
new file mode 100644
index 0000000..a47bf0b
--- /dev/null
+++ b/src/cli/completions/sources/spark-tables.ts
@@ -0,0 +1,79 @@
+/**
+ * Spark table completion source — extracts spark tables (markdown tables
+ * whose first column header is a dice formula like d6, d20, etc.) from all
+ * .md files.
+ */
+
+import Slugger from "github-slugger";
+import type { CompletionSource, SparkTableCompletion } from "../types.js";
+
+/** Regex: matches a pipe-delimited markdown table row */
+function splitTableRow(line: string): string[] | null {
+  const trimmed = line.trim();
+  if (!trimmed.includes("|")) return null;
+  let inner = trimmed;
+  if (inner.startsWith("|")) inner = inner.slice(1);
+  if (inner.endsWith("|")) inner = inner.slice(0, -1);
+  return inner.split("|").map((c) => c.trim());
+}
+
+const SEP_RE = /^:?-{3,}:?$/;
+const DICE_RE = /^d\d+$/i;
+
+export const sparkTablesSource: CompletionSource = {
+  key: "sparkTables",
+
+  scan(index) {
+    const items: SparkTableCompletion[] = [];
+    const slugger = new Slugger();
+
+    for (const [filePath, content] of Object.entries(index)) {
+      if (!filePath.endsWith(".md")) continue;
+
+      const lines = content.split(/\r?\n/);
+      for (let i = 0; i < lines.length; i++) {
+        const headerCells = splitTableRow(lines[i]);
+        if (!headerCells || headerCells.length < 2) continue;
+        if (!DICE_RE.test(headerCells[0])) continue;
+
+        // Check separator row
+        if (i + 1 >= lines.length) continue;
+        const sepCells = splitTableRow(lines[i + 1]);
+        if (!sepCells || !sepCells.every((c) => SEP_RE.test(c))) continue;
+
+        // Collect body rows
+        let j = i + 2;
+        while (j < lines.length) {
+          const rowCells = splitTableRow(lines[j]);
+          if (!rowCells) break;
+          j++;
+        }
+        if (j <= i + 2) continue; // No body rows
+
+        // Build slug from data columns
+        const dataHeaders = headerCells.slice(1);
+        const slug = dataHeaders
+          .map((h: string) => slugger.slug(h.toLowerCase()))
+          .join("-");
+
+        const basePath = filePath.replace(/\.md$/, "");
+        const fileName = basePath.split("/").filter(Boolean).pop() || basePath;
+
+        // Combined key: pageName-columnSlug (what user types after /spark)
+        const combinedSlug = `${fileName}-${slug}`;
+
+        items.push({
+          label: `${fileName} § ${slug}`,
+          notation: headerCells[0],
+          slug: combinedSlug,
+          filePath: basePath,
+          headers: dataHeaders,
+        });
+
+        i = j - 1;
+      }
+    }
+
+    return items;
+  },
+};
diff --git a/src/cli/completions/types.ts b/src/cli/completions/types.ts
index 4050094..ee43b16 100644
--- a/src/cli/completions/types.ts
+++ b/src/cli/completions/types.ts
@@ -22,10 +22,25 @@ export interface LinkCompletion {
   section: string | null;
 }
 
+/** A spark table found in a markdown file */
+export interface SparkTableCompletion {
+  /** Display label: "file § slug" */
+  label: string;
+  /** Dice notation (e.g. "d6", "d20") parsed from the first column header */
+  notation: string;
+  /** Concatenated slug of data column headers */
+  slug: string;
+  /** File path of the containing .md file */
+  filePath: string;
+  /** Data column headers for display */
+  headers: string[];
+}
+
 /** Top-level payload served at /__COMPLETIONS.json */
 export interface CompletionsPayload {
   dice: DiceCompletion[];
   links: LinkCompletion[];
+  sparkTables: SparkTableCompletion[];
 }
 
 /**
diff --git a/src/components/journal/JournalInput.tsx b/src/components/journal/JournalInput.tsx
index 2864a10..a9d56b4 100644
--- a/src/components/journal/JournalInput.tsx
+++ b/src/components/journal/JournalInput.tsx
@@ -24,6 +24,7 @@ import { sendMessage, useJournalStream } from "../stores/journalStream";
 import { linkPrefill, setLinkPrefill } from "../stores/reveal";
 import { useJournalCompletions, ensureCompletions } from "./completions";
 import { resolveRollPayload } from "./types/roll";
+import { resolveSparkPayload } from "./types/spark";
 
 // ---- Helpers ----
 
@@ -34,7 +35,7 @@ interface CompletionItem {
 }
 
 interface ParsedInput {
-  type: "chat" | "roll" | "link";
+  type: "chat" | "roll" | "spark" | "link";
   payload: Record<string, unknown>;
   error?: string;
 }
@@ -47,6 +48,13 @@ function parseInput(raw: string): ParsedInput {
     return { type: "roll", payload: { notation, label: notation } };
   }
 
+  if (raw.startsWith("/spark ")) {
+    const key = raw.slice("/spark ".length).trim();
+    if (!key)
+      return { type: "spark", payload: {}, error: "Spark table key required" };
+    return { type: "spark", payload: { key } };
+  }
+
   if (raw.startsWith("/link ")) {
     const arg = raw.slice("/link ".length).trim();
     if (!arg) return { type: "link", payload: {}, error: "Path required" };
@@ -57,8 +65,8 @@ function parseInput(raw: string): ParsedInput {
     return { type: "link", payload: { path, section } };
   }
 
-  // /roll or /link with no space — need to complete, don't send
-  if (raw === "/roll" || raw === "/link") {
+  // /roll, /spark, or /link with no space — need to complete, don't send
+  if (raw === "/roll" || raw === "/spark" || raw === "/link") {
     return { type: "chat", payload: {}, error: "Complete the command" };
   }
 
@@ -101,7 +109,7 @@ export const JournalInput: Component = () => {
 
   // ---- Send ----
 
-  function handleSend() {
+  async function handleSend() {
     const raw = text().trim();
     if (!raw) return;
 
@@ -142,6 +150,30 @@ export const JournalInput: Component = () => {
       return;
     }
 
+    // GM spark: resolve the spark table roll locally
+    if (parsed.type === "spark") {
+      try {
+        const key = (parsed.payload as { key: string }).key;
+        // Look up filePath from completions data
+        const match = comp.data.sparkTables.find((s) => s.slug === key);
+        const filePath = match?.filePath ?? "";
+        const p = await resolveSparkPayload({ key, filePath });
+        const result = sendMessage("spark", p);
+        if (!result.success) {
+          setError(result.error);
+        } else {
+          setText("");
+        }
+        setSending(false);
+        textareaRef?.focus();
+        return;
+      } catch (e) {
+        setError(e instanceof Error ? e.message : "Failed to roll spark table");
+        setSending(false);
+        return;
+      }
+    }
+
     const result = sendMessage(parsed.type, parsed.payload);
     if (!result.success) {
       setError(result.error);
@@ -172,6 +204,7 @@ export const JournalInput: Component = () => {
     const data = comp.data;
     const commands = [
       { label: "/roll", kind: "command" as const, insertText: "/roll " },
+      { label: "/spark", kind: "command" as const, insertText: "/spark " },
       { label: "/link", kind: "command" as const, insertText: "/link " },
     ];
 
@@ -206,6 +239,32 @@ export const JournalInput: Component = () => {
       }));
     }
 
+    // After /spark — show spark table suggestions
+    if (raw.startsWith("/spark ")) {
+      const prefix = raw.slice("/spark ".length).toLowerCase();
+      const matches = data.sparkTables
+        .filter(
+          (s) =>
+            s.slug.toLowerCase().includes(prefix) ||
+            s.label.toLowerCase().includes(prefix),
+        )
+        .slice(0, 8);
+      if (matches.length === 0) {
+        return [
+          {
+            label: "No spark tables found",
+            kind: "no-results",
+            insertText: "",
+          },
+        ];
+      }
+      return matches.map((s) => ({
+        label: `${s.filePath} § ${s.slug} (${s.notation})`,
+        kind: "value" as const,
+        insertText: `/spark ${s.slug}`,
+      }));
+    }
+
     // After /link — show article and heading suggestions
     if (raw.startsWith("/link ")) {
       const prefix = raw.slice("/link ".length).toLowerCase();
diff --git a/src/components/journal/completions.ts b/src/components/journal/completions.ts
index f98749c..c719a7f 100644
--- a/src/components/journal/completions.ts
+++ b/src/components/journal/completions.ts
@@ -9,6 +9,7 @@
  */
 
 import { createSignal } from "solid-js";
+import Slugger from "github-slugger";
 import { extractHeadings } from "../../data-loader/toc";
 import {
   getPathsByExtension,
@@ -29,9 +30,18 @@ export interface LinkCompletion {
   section: string | null;
 }
 
+export interface SparkTableCompletion {
+  label: string;
+  notation: string;
+  slug: string;
+  filePath: string;
+  headers: string[];
+}
+
 export interface JournalCompletions {
   dice: DiceCompletion[];
   links: LinkCompletion[];
+  sparkTables: SparkTableCompletion[];
 }
 
 export type CompletionsState =
@@ -56,6 +66,7 @@ async function tryServer(): Promise<JournalCompletions | null> {
     return {
       dice: Array.isArray(data.dice) ? data.dice : [],
       links: Array.isArray(data.links) ? data.links : [],
+      sparkTables: Array.isArray(data.sparkTables) ? data.sparkTables : [],
     };
   } catch {
     return null;
@@ -68,7 +79,9 @@ async function scanClientSide(): Promise<JournalCompletions> {
   const paths = await getPathsByExtension("md");
   const dice: DiceCompletion[] = [];
   const links: LinkCompletion[] = [];
+  const sparkTables: SparkTableCompletion[] = [];
   const tagRegex = /<md-dice[^>]*>\s*([\s\S]*?)\s*<\/md-dice>/gi;
+  const slugger = new Slugger();
 
   for (const filePath of paths) {
     const content = await getIndexedData(filePath);
@@ -95,9 +108,52 @@ async function scanClientSide(): Promise<JournalCompletions> {
         section: heading.id ?? null,
       });
     }
+
+    // Spark table scan
+    const sparkLines = content.split(/\r?\n/);
+    for (let i = 0; i < sparkLines.length; i++) {
+      const headerCells = splitTableRow(sparkLines[i]);
+      if (!headerCells || headerCells.length < 2) continue;
+      if (!/^d\d+$/i.test(headerCells[0])) continue;
+
+      if (i + 1 >= sparkLines.length) continue;
+      const sepCells = splitTableRow(sparkLines[i + 1]);
+      if (!sepCells || !sepCells.every((c) => /^:?-{3,}:?$/.test(c))) continue;
+
+      let j = i + 2;
+      while (j < sparkLines.length && splitTableRow(sparkLines[j])) j++;
+      if (j <= i + 2) continue;
+
+      const dataHeaders = headerCells.slice(1);
+      const stSlug = dataHeaders
+        .map((h) => slugger.slug(h.toLowerCase()))
+        .join("-");
+
+      // Combined key: pageName-columnSlug
+      const combinedSlug = `${fileName}-${stSlug}`;
+
+      sparkTables.push({
+        label: `${fileName} § ${stSlug}`,
+        notation: headerCells[0],
+        slug: combinedSlug,
+        filePath: basePath,
+        headers: dataHeaders,
+      });
+
+      i = j - 1;
+    }
   }
 
-  return { dice, links };
+  return { dice, links, sparkTables };
+}
+
+function splitTableRow(line: string): string[] | null {
+  const trimmed = line.trim();
+  if (!trimmed.includes("|")) return null;
+  let inner = trimmed;
+  if (inner.startsWith("|")) inner = inner.slice(1);
+  if (inner.endsWith("|")) inner = inner.slice(0, -1);
+  return inner.split("|").map((c) => c.trim());
 }
 
 // ------------------- Init (runs eagerly at import time) -------------------
@@ -157,5 +213,5 @@ export function useJournalCompletions(): {
   if (s.status === "loaded") {
     return { state: s, data: s.data };
   }
-  return { state: s, data: { dice: [], links: [] } };
+  return { state: s, data: { dice: [], links: [], sparkTables: [] } };
 }
diff --git a/src/components/journal/types/index.ts b/src/components/journal/types/index.ts
index 7efbae3..5c05f06 100644
--- a/src/components/journal/types/index.ts
+++ b/src/components/journal/types/index.ts
@@ -7,5 +7,6 @@
 
 import "./chat";
 import "./roll";
+import "./spark";
 import "./link";
 import "./intent";
diff --git a/src/components/journal/types/spark.tsx b/src/components/journal/types/spark.tsx
new file mode 100644
index 0000000..c51fc41
--- /dev/null
+++ b/src/components/journal/types/spark.tsx
@@ -0,0 +1,153 @@
+/**
+ * Built-in message type: spark
+ *
+ * Emitters: gm
+ * Command: /spark pageName-columnSlug
+ *
+ * "spark tables" are markdown tables whose first column header is a dice
+ * formula (d6, d20, d100, etc.).  The command rolls the dice once per data
+ * column, looks up the row matching each roll, and publishes the results.
+ *
+ * The completion slug is "pageName-columnSlug" where columnSlug is the
+ * concatenated slugs of every data-column header.
+ */
+
+import { z } from "zod";
+import { Show, For } from "solid-js";
+import { registerMessageType } from "../registry";
+import { rollFormula } from "../../md-commander/hooks";
+import {
+  findSparkTable,
+  rollSparkTable,
+  parseMarkdownTables,
+  isSparkTable,
+  sparkTableSlug,
+} from "../../utils/spark-table";
+import { getIndexedData } from "../../../data-loader/file-index";
+
+// ---------------------------------------------------------------------------
+// Schema
+// ---------------------------------------------------------------------------
+
+const sparkColumnSchema = z.object({
+  header: z.string(),
+  slug: z.string(),
+  value: z.string(),
+});
+
+const sparkResultSchema = z.object({
+  notation: z.string(),
+  columns: z.array(sparkColumnSchema),
+  source: z.string(),
+});
+
+const schema = z.object({
+  /** User-visible label, e.g. "adventure  body-label" */
+  label: z.string(),
+  /** The dice notation from the spark table header */
+  notation: z.string().min(1),
+  /** Resolved spark table columns */
+  sparkTable: sparkResultSchema,
+  /** First column's raw dice roll — informational only */
+  rollResult: z.object({
+    total: z.number(),
+    detail: z.string(),
+    plainDetail: z.string(),
+    pools: z.array(
+      z.object({
+        rolls: z.array(z.number()),
+        subtotal: z.number(),
+      }),
+    ),
+  }),
+});
+
+export type SparkPayload = z.infer<typeof schema>;
+
+// ---------------------------------------------------------------------------
+// Resolve
+// ---------------------------------------------------------------------------
+
+/**
+ * Resolve a spark table roll.
+ *
+ * `key` is the combined slug (pageName-columnSlug).
+ * `filePath` is the .md file path (without .md extension) from completions.
+ */
+export async function resolveSparkPayload(raw: {
+  key: string;
+  filePath: string;
+}): Promise<SparkPayload> {
+  // key is "pageName-columnSlug"; columnSlug is the part after the first "-"
+  const dashIdx = raw.key.indexOf("-");
+  const columnSlug = dashIdx === -1 ? raw.key : raw.key.slice(dashIdx + 1);
+  const filePath = `/${raw.filePath.replace(/^\//, "")}`;
+
+  let content: string;
+  try {
+    content = await getIndexedData(filePath);
+  } catch {
+    throw new Error(`Failed to load file: "${filePath}"`);
+  }
+
+  const meta = findSparkTable(content, columnSlug);
+  if (!meta) {
+    throw new Error(`Spark table "${columnSlug}" not found in "${filePath}"`);
+  }
+
+  const sparkResult = rollSparkTable(meta);
+  const firstRoll = rollFormula(meta.notation);
+
+  return {
+    label: raw.key,
+    notation: meta.notation,
+    sparkTable: sparkResult,
+    rollResult: firstRoll.result,
+  };
+}
+
+// ---------------------------------------------------------------------------
+// Render
+// ---------------------------------------------------------------------------
+
+registerMessageType<SparkPayload>({
+  type: "spark",
+  label: "Spark Table",
+  emitters: ["gm"],
+  schema,
+  defaultPayload: () => ({
+    label: "",
+    notation: "d6",
+    sparkTable: { notation: "d6", columns: [], source: "" },
+    rollResult: { total: 0, detail: "", plainDetail: "", pools: [] },
+  }),
+  render: (p) => {
+    const st = p.sparkTable;
+    return (
+      <div class="space-y-1">
+        <div class="flex items-center gap-1.5">
+          <span class="text-lg">✨</span>
+          <span class="font-mono text-xs text-purple-600">
+            {st.notation} · spark
+          </span>
+        </div>
+        <div class="bg-purple-50 rounded border border-purple-200 overflow-hidden">
+          <table class="w-full text-xs">
+            <tbody>
+              <For each={st.columns}>
+                {(col) => (
+                  <tr class="border-t border-purple-100 first:border-t-0">
+                    <td class="px-2 py-1 text-purple-600 font-medium w-1/3">
+                      {col.header}
+                    </td>
+                    <td class="px-2 py-1 text-gray-800">{col.value}</td>
+                  </tr>
+                )}
+              </For>
+            </tbody>
+          </table>
+        </div>
+      </div>
+    );
+  },
+});
diff --git a/src/components/md-dice.tsx b/src/components/md-dice.tsx
index 8ee138e..6423c7f 100644
--- a/src/components/md-dice.tsx
+++ b/src/components/md-dice.tsx
@@ -62,7 +62,7 @@ customElement("md-dice", { key: "" }, (props, { element }) => {
     setRollDetail(rollResult.result.plainDetail);
     setIsRolled(true);
     if (effectiveKey()) {
-      setDiceResultToUrl(effectiveKey(), rollResult.total);
+      setDiceResultToUrl(effectiveKey(), rollResult.result.total);
     }
   };
 
diff --git a/src/components/utils/spark-table.ts b/src/components/utils/spark-table.ts
new file mode 100644
index 0000000..2205ef6
--- /dev/null
+++ b/src/components/utils/spark-table.ts
@@ -0,0 +1,204 @@
+/**
+ * Spark Table — markdown table where the first column header is a dice
+ * formula (d6, d20, d100, etc.). Rolling a spark table means:
+ *
+ * 1. Roll the dice formula once for each data column (non-dice columns)
+ * 2. Look up the row whose dice-column value matches each roll
+ * 3. Return the rolled values keyed by column slug
+ */
+
+import Slugger from "github-slugger";
+import { rollFormula } from "../md-commander/hooks";
+
+// ---------------------------------------------------------------------------
+// Types
+// ---------------------------------------------------------------------------
+
+export interface MarkdownTable {
+  headers: string[];
+  rows: string[][];
+}
+
+export interface SparkTableColumn {
+  header: string;
+  slug: string;
+  value: string;
+}
+
+export interface SparkTableResult {
+  /** The dice notation (e.g. "d6", "d20") */
+  notation: string;
+  /** The roll results keyed by column slug */
+  columns: SparkTableColumn[];
+  /** Source file path */
+  source: string;
+}
+
+export interface SparkTableMeta {
+  /** Dice notation from the first column header */
+  notation: string;
+  /** Concatenated slug of data columns */
+  slug: string;
+  /** Data column headers (excluding dice column) */
+  dataHeaders: string[];
+  /** Full list of rows */
+  rows: string[][];
+}
+
+// ---------------------------------------------------------------------------
+// Markdown table parser
+// ---------------------------------------------------------------------------
+
+/**
+ * Parse all markdown tables from a markdown string.
+ * Handles both leading/trailing `|` styles and bare styles.
+ */
+export function parseMarkdownTables(markdown: string): MarkdownTable[] {
+  const tables: MarkdownTable[] = [];
+  const lines = markdown.split(/\r?\n/);
+
+  for (let i = 0; i < lines.length; i++) {
+    const headerCells = splitTableRow(lines[i]);
+    if (!headerCells || headerCells.length < 2) continue;
+
+    // Peek at the next line — must be a separator row
+    if (i + 1 >= lines.length) continue;
+    const sepCells = splitTableRow(lines[i + 1]);
+    if (!sepCells || sepCells.length < headerCells.length) continue;
+    if (!sepCells.every((c) => /^:?-{3,}:?$/.test(c))) continue;
+
+    // Valid table header + separator — collect body rows
+    const rows: string[][] = [];
+    let j = i + 2;
+    while (j < lines.length) {
+      const rowCells = splitTableRow(lines[j]);
+      if (!rowCells) break;
+      // Allow rows with fewer cells (unfilled trailing columns)
+      rows.push(rowCells);
+      j++;
+    }
+
+    // Only include tables with at least one data row
+    if (rows.length > 0) {
+      tables.push({ headers: headerCells, rows });
+    }
+    i = j - 1;
+  }
+
+  return tables;
+}
+
+/** Split a pipe-delimited table row, stripping optional leading/trailing `|` */
+function splitTableRow(line: string): string[] | null {
+  const trimmed = line.trim();
+  if (!trimmed.includes("|")) return null;
+
+  // Strip optional leading and trailing `|`
+  let inner = trimmed;
+  if (inner.startsWith("|")) inner = inner.slice(1);
+  if (inner.endsWith("|")) inner = inner.slice(0, -1);
+
+  return inner.split("|").map((c) => c.trim());
+}
+
+// ---------------------------------------------------------------------------
+// Spark table detection & metadata
+// ---------------------------------------------------------------------------
+
+const DICE_HEADER_RE = /^d\d+$/i;
+
+/** Check whether a table is a spark table (first header is a dice formula) */
+export function isSparkTable(table: MarkdownTable): boolean {
+  if (table.headers.length < 2) return false;
+  return DICE_HEADER_RE.test(table.headers[0]);
+}
+
+/**
+ * Generate the spark table slug by concatenating slugs of all data column
+ * headers (excluding the dice column).
+ */
+export function sparkTableSlug(table: MarkdownTable): string {
+  const slugger = new Slugger();
+  return table.headers
+    .slice(1)
+    .map((h) => slugger.slug(h.toLowerCase()))
+    .join("-");
+}
+
+/**
+ * Find a spark table in the given markdown content matching `slug`.
+ * Returns null if not found.
+ */
+export function findSparkTable(
+  markdown: string,
+  slug: string,
+): SparkTableMeta | null {
+  const tables = parseMarkdownTables(markdown);
+  for (const table of tables) {
+    if (!isSparkTable(table)) continue;
+    if (sparkTableSlug(table) === slug) {
+      return {
+        notation: table.headers[0],
+        slug,
+        dataHeaders: table.headers.slice(1),
+        rows: table.rows,
+      };
+    }
+  }
+  return null;
+}
+
+/** Scan all spark tables in a markdown file and return their metadata */
+export function scanSparkTables(
+  markdown: string,
+): Omit<SparkTableMeta, "rows">[] {
+  const tables = parseMarkdownTables(markdown);
+  return tables
+    .filter(isSparkTable)
+    .map((table) => ({
+      notation: table.headers[0],
+      slug: sparkTableSlug(table),
+      dataHeaders: table.headers.slice(1),
+    }));
+}
+
+// ---------------------------------------------------------------------------
+// Rolling
+// ---------------------------------------------------------------------------
+
+/**
+ * Roll a spark table: for each data column, roll the dice formula and look
+ * up the corresponding row value.
+ */
+export function rollSparkTable(
+  meta: SparkTableMeta,
+): SparkTableResult {
+  const slugger = new Slugger();
+  const columns: SparkTableColumn[] = [];
+
+  for (let colIdx = 0; colIdx < meta.dataHeaders.length; colIdx++) {
+    const header = meta.dataHeaders[colIdx];
+    const slug = slugger.slug(header.toLowerCase());
+
+    const roll = rollFormula(meta.notation);
+    const rolledValue = roll.result.total;
+
+    // Find the row matching the rolled value (1-based dice result)
+    let value = `(no row for ${rolledValue})`;
+    for (const row of meta.rows) {
+      const diceCell = row[0] ?? "";
+      if (String(rolledValue) === diceCell.trim()) {
+        value = row[colIdx + 1] ?? "";
+        break;
+      }
+    }
+
+    columns.push({ header, slug, value });
+  }
+
+  return {
+    notation: meta.notation,
+    columns,
+    source: "",
+  };
+}