This will vary because unlike other stat sites we include 100% of a brackets champions played and never include champions that don't belong in the bracket.
Unranked Champions Analysed: 522,087
We include 100% of the champions played of every selected tier bracket in our analysis, we never include champions from outside the tier quoted tier.
Riven Counters
Riven top vs support Counters
Presently there is insufficent games played by Riven top on Patch 14.21 to determine the strongest support counters. A matchup requires a minimum of 100 games to be displayed.
Morgana
Istırabın Kanatları
Riven wins against Morgana 32.67% of the time which is 22.37% lower against Morgana than the average opponent.
After normalising both champions win rates Riven wins against Morgana 17.14% less often than would be expected.
The average opponent winrate against Morgana is 55.04%.
Thresh
Zincirli Gardiyan
Riven wins against Thresh 46.40% of the time which is 6.13% lower against Thresh than the average opponent.
After normalising both champions win rates Riven wins against Thresh 0.89% less often than would be expected.
The average opponent winrate against Thresh is 52.53%.
Lux
Işık Leydisi
Riven wins against Lux 46.86% of the time which is 9.05% lower against Lux than the average opponent.
After normalising both champions win rates Riven wins against Lux 3.83% less often than would be expected.
The average opponent winrate against Lux is 55.91%.