Onepiece Oracle MCP Server

One Piece TCG MCP server - card search, deck analysis, and set browsing for the One Piece Card Game. Its 6 documented tools cluster into read & search, browse, card, analyze. It runs locally over stdio via the published package.

People connecting gaming tools to Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-05-02 · ★ 2 · #28 OF 35 MAINTAINED GAMING · VERIFIED 2026-08-25

MIT · TypeScript servers · how we verify → /methodology

01 · Install Onepiece Oracle

Claude Code

claude mcp add gregario-onepiece-oracle -- npx -y onepiece-oracle

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "gregario-onepiece-oracle": {
      "command": "npx",
      "args": [
        "-y",
        "onepiece-oracle"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package onepiece-oracle - unscoped; check the name against the project README before installing

registry namespace io.github.gregario is GitHub-verified and matches the repo owner

03 · What Onepiece Oracle can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

With this server connected, an agent can list all sets with card counts, or view cards in a specific set, browse all Leader cards, optionally filtered by color, parse a deck list and show cost distribution, color breakdown, type spread, and counter summary, and find cards with counter values for defensive deck building.

Capability map

Tools grouped from the project's README - what Onepiece Oracle lets an agent do.

read & search

2 tools - e.g. Full-text search with filters for color, type, cost, power, rarity, attribute, character type, and set.; Find cards with counter values for defensive deck building.

search_cards · find_counters

Browse

2 tools - e.g. List all sets with card counts, or view cards in a specific set.; Browse all Leader cards, optionally filtered by color.

browse_sets · browse_leaders

Card

1 tool - e.g. Show all printings of a card including alternate art variants.

card_versions

Analyze

1 tool - e.g. Parse a deck list and show cost distribution, color breakdown, type spread, and counter summary.

analyze_cost_curve

Latest releases

v0.1.2 · 2026-05-02

04 · Who maintains Onepiece Oracle

onepiece-oracle is maintained by gregario. We track 12 MCP servers from gregario - 12 actively maintained, 41 combined GitHub stars, oldest repo from Mar 2026. Full record: all servers from gregario.

  1. warhammer-oracle Warhammer 40K and Kill Team rules, stats, and game flow MCP server ★ 9
  2. brewers-almanack Brewing knowledge MCP - beer styles, ingredients, off-flavours, water chemistry, recipes ★ 2
  3. dnd-oracle D&D 5e SRD MCP server with monster, spell, equipment search and encounter building tools ★ 5
  4. lego-oracle LEGO sets, parts, minifigs, and inventories as an MCP server ★ 2
  5. astronomy-oracle Astronomical catalog data and observing session planner. 13,000+ objects from OpenNGC. ★ 3
  6. lorcana-oracle Disney Lorcana TCG MCP server with card search, deck analysis, ink curves, and set browsing ★ 3

05 · Facts

repository
github.com/gregario/onepiece-oracle
category
gaming - ranked #28 of 35 actively-maintained gaming servers as of 2026-08-25.
registry
io.github.gregario/onepiece-oracle (active, first published 2026-03-16)
packages
npm:onepiece-oracle

06 · Onepiece Oracle FAQ

Is Onepiece Oracle still maintained?

Yes - as of 2026-08-25, its last commit was 2026-05-02. We re-verify nightly.

What can Onepiece Oracle do?

With this server connected, an agent can list all sets with card counts, or view cards in a specific set, browse all Leader cards, optionally filtered by color, parse a deck list and show cost distribution, color breakdown, type spread, and counter summary, and find cards with counter values for defensive deck building.

How do I install Onepiece Oracle?

Run `npx -y onepiece-oracle`. You can also paste the ready-made client config above.

Does Onepiece Oracle run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Onepiece Oracle

Alternatives to Onepiece Oracle

Maintained gaming servers if Onepiece Oracle isn't the fit.

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  3. Godot MCP MCP server for Godot game engine integration - control the Godot editor with AI ★ 411 · 2026-08-24
  4. Gearsystem MCP Server MCP server for Gearsystem Sega Master System / Game Gear / SG-1000 emulator ★ 384 · 2026-08-24
  5. Flutter MCP Toolkit Inspect and drive Flutter debug apps/games: semantic snapshots, search, and custom client tools ★ 366 · 2026-08-23
  6. Gopeak GoPeak - The most comprehensive MCP server for Godot Engine. 95+ tools, LSP, DAP, screenshots. ★ 243 · 2026-07-13

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