Spellsy's Stat Cards - LoL quick guides for Mid Laners - GameSpot
Very good, your "explosive" mage power is so good that almost nobody plays with it, and when it plays it gets defeat! https://champion.gg/champion/Syndra/Middle? : r/syndramains
I check stats on OP.GG from time to time, and this is the first time I've ever seen I've seen "OP" tier. : r/leagueoflegends
What is 'OP Tier'? - OP.GG Help Center
Champion experience and Win Rate Correlation - based on 47575 games. : r/leagueoflegends
Statistics and winrates : huge differences between champion.gg, op.gg and leagueofgraphs.com. How?! : r/summonerschool
OPGG and Mobalytics: Make sense of your LoL Stats
ChampionGG (@champion_gg) / Twitter
LoL Builds - League of Legends - Apps on Google Play
What is 'OP Tier'? - OP.GG Help Center
U.GG Alternative - Mobalytics (+Some History)
OP.GG Extensions: leading provider of League of Legends analytics creates Summoner statistics…
Season 11 Champion Stats Rewind: Most Kills, Deaths, and More By Rank - Mobalytics