Explore MayhemLab
Browse the features, screenshots, and interactive preview. The browser demo uses sample data so you can see how MayhemLab feels before downloading it.
Explore freelyAnalyze your League matches, unlock achievements, and optionally share milestones with the MayhemLab HQ community. Play your way, with control over what you share.
Download and install the current MayhemLab Windows release, then explore optional connected community features as they become available.
Browse the features, screenshots, and interactive preview. The browser demo uses sample data so you can see how MayhemLab feels before downloading it.
Explore freelyUse the Windows companion alongside League to review personal match history, performance trends, and game-mode-specific insights. Personal analysis is local-first.
Play and improveWhen connected community access is available, optionally link Discord, celebrate achievements, and take part in MayhemLab challenges and leaderboards.
Sharing is optionalMayhemLab keeps personal match analysis on your device by default. Your full match archive is not automatically uploaded to this website. Community contributions are optional and controlled through sharing settings.
Run the Windows installer to install the MayhemLab player application. Launch it from your desktop or Start Menu. You can enjoy supported local features without linking Discord or enabling community sharing.
Connected HQ features can show approved trophy submissions, community records, news, and staff announcements. These online features may be unavailable during maintenance or the preview period.
Community standings are client-submitted and not independently verified by Riot.
Install the desktop companion and open its Community service settings. When community access is available, use Check HQ Connection and follow the Discord linking instructions. You do not need a separate community app.
MayhemLab is currently a preview. Some connected features remain in private testing and are not available as a public service yet. Current availability will be announced through MayhemLab HQ.
Yes. Personal tools are designed for local use. Shared achievements, announcements and competition features depend on a separate HQ connection.
No. Its interactive preview is entirely sample data. Riot API-backed features that require production approval will be made available only after the necessary permissions are granted.