update_game · Lutris MCP Server MCP: Risk & Policy

WHAT IT DOES

What update_game does on Lutris MCP Server

AI agents use update_game to create or update resources in Lutris MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Lutris MCP Server environment.

WHY IT NEEDS A POLICY

Why update_game needs a policy

This tool creates or modifies data reversibly. It updates existing game records in the SQLite database without deleting or destroying data, and does not execute arbitrary code or move money. The medium severity reflects that unintended modifications to a gaming library could disrupt user experience but are reversible through re-editing or restoration.

From the tool's definition Tool name 'update_game' and description 'Update fields on an existing game' indicate modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_game Rate-limited

update_game stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "update_game": {
      "limits": [
        {
          "counter": "update_game_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Lutris MCP Server, so you can run agents against it safely.

FAQ

Questions about update_game

What does the update_game tool do? +

Update fields on an existing game. It is categorised as a Write tool in the Lutris MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_game? +

Register the Lutris MCP Server MCP server in PolicyLayer and add a rule for update_game: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Lutris MCP Server. Nothing to install.

What risk level is update_game? +

update_game is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit update_game? +

Yes. Add a rate_limit block to the update_game rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block update_game completely? +

Set action: deny in the PolicyLayer policy for update_game. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides update_game? +

update_game is provided by the Lutris MCP Server MCP server (praeses0/lutris-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.