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.
Emerald+ Champions Analysed: 493,399
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 14.11 to determine the strongest support counters. A matchup requires a minimum of 100 games to be displayed.
Lulu
the Fae Sorceress
Riven wins against Lulu 38.94% of the time which is 10.11% lower against Lulu than the average opponent.
After normalising both champions win rates Riven wins against Lulu 9.46% less often than would be expected.
The average opponent winrate against Luluis 49.05%.
Nami
the Tidecaller
Riven wins against Nami 46.76% of the time which is 1.73% lower against Nami than the average opponent.
After normalising both champions win rates Riven wins against Nami 1.08% less often than would be expected.
The average opponent winrate against Namiis 48.49%.
Thresh
the Chain Warden
Riven wins against Thresh 48.57% of the time which is 0.55% lower against Thresh than the average opponent.
After normalising both champions win rates Riven wins against Thresh 0.10% more often than would be expected.
The average opponent winrate against Threshis 49.12%.
Blitzcrank
the Great Steam Golem
Riven wins against Blitzcrank 48.72% of the time which is 0.55% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Riven wins against Blitzcrank 1.20% more often than would be expected.
The average opponent winrate against Blitzcrankis 48.17%.
Nautilus
the Titan of the Depths
Riven wins against Nautilus 54.48% of the time which is 4.61% higher against Nautilus than the average opponent.
After normalising both champions win rates Riven wins against Nautilus 5.26% more often than would be expected.
The average opponent winrate against Nautilusis 49.87%.