![Announcing league-mastery.com! Me and my friend created a champion mastery leaderboard for the riot API challenge, check it out! : r/leagueoflegends Announcing league-mastery.com! Me and my friend created a champion mastery leaderboard for the riot API challenge, check it out! : r/leagueoflegends](http://i.imgur.com/AS4Esb1.png)
Announcing league-mastery.com! Me and my friend created a champion mastery leaderboard for the riot API challenge, check it out! : r/leagueoflegends
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Patch 2.3.0: Shurima Expansion & Cosmetics, Champion Mastery, Aphelios Nerf, and More • News • Legends of Runeterra (LoR) • RuneterraCCG.com
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