Get compact review stats for one player in one match without full match blob
AI agents call lol_get_player_match_summary to retrieve information from League of Legends MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical match statistics for analysis purposes. It does not create, modify, delete, execute code, or trigger external operations. The compact nature and focus on 'review stats' reinforces that it is a read-only query into a game database. No AI misuse would cause financial loss, data destruction, or code execution.
From the tool's definition Tool description states it 'Get[s] compact review stats for one player in one match' — a retrieval operation with no mutation or side effects. The word 'Get' and 'stats' confirm data fetching semantics.
Attacks that exploit this kind of access
Get compact review stats for one player in one match without full match blob. It is categorised as a Read tool in the League of Legends MCP Server MCP Server, which means it retrieves data without modifying state.
Register the League of Legends MCP Server MCP server in PolicyLayer and add a rule for lol_get_player_match_summary: 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 League of Legends MCP Server. Nothing to install.
lol_get_player_match_summary 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 lol_get_player_match_summary 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 lol_get_player_match_summary. 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.
lol_get_player_match_summary is provided by the League of Legends MCP Server MCP server (rexlmanu/lol-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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