I was bored so I made charts for all the champions based on their win rate and pick rate across all ranks in the lanes they are played. : r/leagueoflegends
New champion Akshan has some of the worst win rates in LoL - WIN.gg
Infographic - 10.19 Patch Notes Champions Performance : r/leagueoflegends
10 Least Played Champions in League of Legends - LeagueFeed
Worlds 2020 Champion Pick rates, Win rates, and Bans
Mobalytics - Highest Win Rate Champions // EACH LANE... | Facebook