The Complete League of Legends Mastery Overview | GooseSmurfs
ChampionMastery.GG
I made a website that lets you see how many mastery points any player has on all their champions : r/leagueoflegends
I'm on a quest to get all support champions M7. Here is my current progress (with Champion Mastery Lookup - https://championmasterylookup.derpthemeus.com/summoner?summoner=Ace+Atomz®ion=EUW) : r/ThreshMains
NERFPLZ.LOL What Is the New Champion Mastery System? | NERFPLZ.LOL