Mastery Lookup is a free Chrome add-on developed by little.wranger92. This handy tool adds a link to your OP.gg profile, allowing you to easily view your Mastery Points. With just a click, you can access your Mastery Points page on championmastery.gg, providing you with detailed information about your champion mastery.

By integrating with OP.gg, Mastery Lookup streamlines the process of checking your Mastery Points. Instead of manually searching for your profile on championmastery.gg, this add-on conveniently creates a direct link. This saves you time and effort, making it more convenient to keep track of your champion mastery progress.

Whether you're a casual player or a dedicated League of Legends enthusiast, Mastery Lookup is a useful tool for monitoring and analyzing your Mastery Points. It enhances the OP.gg experience by providing quick access to your champion mastery details, all within the familiar OP.gg interface.