Get minute-by-minute match timeline
AI agents call lol_get_match_timeline 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 timeline data for analysis purposes. It does not create, modify, delete, execute code, or commit financial obligations. The data retrieved is informational only and supports the server's stated purpose of 'match review and training-plan generation.' No blast radius from misuse beyond potentially exposing publicly available match data.
From the tool's definition Tool name 'lol_get_match_timeline' and description 'Get minute-by-minute match timeline' indicate data retrieval with no side effects. The verb 'get' and lack of any modification language confirm this is a read-only query operation.
Attacks that exploit this kind of access
Get minute-by-minute match timeline. 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_match_timeline: 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_match_timeline 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_match_timeline 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_match_timeline. 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_match_timeline 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.
Every MCP server has a record like this.
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