I just reached 1 million mastery points on Caitlyn!!! (AMA + mediocre fanart inside!) : r/Caitlynmains
Summoner Mastery | League of Legends Wiki | Fandom
Bug Found: Can't Earn Mastery Points when Champion is Included in Weekly Free Rotation. : r/wildrift
Dos2 Max Level at Level
Champion Mastery League Of Legends Wiki Fandom Champion Mastery - Mobile Legends
BUG?] It's impossible to get a champion shard for a mastery 7 champion. : r/leagueoflegends
Mastery score gone : r/leagueoflegends
Lol Status on Twitter: "We are aware of an issue where Champion Mastery is not displaying correctly and are working on a fix. https://t.co/2TuwdzEUqG" / Twitter
Finally got The Him higher mastery points than my old main, just in time to eviscerate people in preseason (new Conq is <3 ) : r/sylasmains