Get a PlayerPrefs value by key. Specify type: string (default), int, float.
AI agents call unity_playerprefs_get 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.
This is a straightforward data retrieval operation that accesses PlayerPrefs (persistent player settings storage in Unity) by key. It performs no modifications, deletions, or code execution. The worst-case misuse would be unauthorized reading of stored game settings or user preferences, which has limited blast radius. Classified as Read with low severity.
From the tool's definition Tool name 'unity_playerprefs_get' and description 'Get a PlayerPrefs value by key' indicate retrieval of data with no side effects. The tool queries existing PlayerPrefs storage without modifying, deleting, or executing operations.
Documented attack patterns abuse exactly the kind of access unity_playerprefs_get 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_playerprefs_get:
{
"version": "1",
"default": "deny",
"tools": {
"unity_playerprefs_get": {}
}
}unity_playerprefs_get is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get a PlayerPrefs value by key. Specify type: string (default), int, float. It is categorised as a Read tool in the Unity MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Unity MCP Server MCP server in PolicyLayer and add a rule for unity_playerprefs_get: 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.
unity_playerprefs_get is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the unity_playerprefs_get 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.
Set action: deny in the PolicyLayer policy for unity_playerprefs_get. 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.
unity_playerprefs_get 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.
Deterministic rules across all 324 Unity MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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324 Unity MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.