Low Risk

unity_animation_get_blend_tree

Get the structure and configuration of a blend tree including all child motions, thresholds, positions, and time scales.

How to control unity_animation_get_blend_tree ↓

AI agents call unity_animation_get_blend_tree to retrieve information from Unity MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

This tool retrieves animation blend tree configuration data (structure, child motions, thresholds, positions, time scales) with no side effects. It performs a query operation returning game asset metadata. No data is modified, no code is executed, and no external operations are triggered.

From the tool's definition Tool name contains 'get' and description explicitly states 'Get the structure and configuration' - retrieves blend tree data without modification or execution.

Documented attack patterns abuse exactly the kind of access unity_animation_get_blend_tree gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and Unity MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for unity_animation_get_blend_tree:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "unity_animation_get_blend_tree": {}
  }
}

unity_animation_get_blend_tree is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Unity MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Free to start. No card required.

Go deeper

What does the unity_animation_get_blend_tree tool do? +

Get the structure and configuration of a blend tree including all child motions, thresholds, positions, and time scales. It is categorised as a Read tool in the Unity MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on unity_animation_get_blend_tree? +

Register the Unity MCP Server MCP server in PolicyLayer and add a rule for unity_animation_get_blend_tree: 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 Unity MCP Server. Nothing to install.

What risk level is unity_animation_get_blend_tree? +

unity_animation_get_blend_tree is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit unity_animation_get_blend_tree? +

Yes. Add a rate_limit block to the unity_animation_get_blend_tree 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 unity_animation_get_blend_tree completely? +

Set action: deny in the PolicyLayer policy for unity_animation_get_blend_tree. 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 unity_animation_get_blend_tree? +

unity_animation_get_blend_tree is provided by the Unity MCP Server MCP server (anklebreaker-studio/unity-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Unity MCP Server tool call.

Deterministic rules across all 324 Unity MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

324 Unity MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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