lol_get_spells
Get all League of Legends summoner spells
This record as markdown: /tools/io-balldontlie-mcp/lol-get-spells.md
What lol_get_spells does on Mcp
AI agents call lol_get_spells to retrieve information from Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why lol_get_spells is rated Low
This tool retrieves static reference data about League of Legends summoner spells. It performs a simple read/query operation that returns information without modifying, executing, deleting, or creating any data. No side effects or external operations are triggered. This is a straightforward data retrieval endpoint typical of a sports/gaming API.
From the tool's definition Tool name is 'lol_get_spells' and description states 'Get all League of Legends summoner spells' — a data retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs lol_get_spells safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For lol_get_spells, this is the rule to start with:
lol_get_spells is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcp, apply this rule, and every lol_get_spells call is checked against it from then on.
Questions about lol_get_spells
Get all League of Legends summoner spells. It is categorised as a Read tool in the Mcp MCP Server, which means it retrieves data without modifying state.
Register the MCP server in PolicyLayer and add a rule for lol_get_spells: 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 Mcp. Nothing to install.
lol_get_spells 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_spells 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_spells. 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_spells is provided by the MCP server (https://mcp.balldontlie.io/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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