

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.
All Ranks Champions Analysed: 83,417,360
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
Riven top on Patch 15.16 is the strongest counter to support champions of Ezreal, Rumble & Nunu et Willump. While Riven top is countered most by support champions of Fiddlesticks, Gragas & Kennen. Below is a detailed breakdown of Riven top counters against support champions with a minimum of 100 games.


Fiddlesticks
Effroi nocturne
Riven wins against Fiddlesticks 44.70% of the time which is 3.50% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Riven wins against Fiddlesticks 2.11% less often than would be expected.
The average opponent winrate against Fiddlesticks is 48.20%.


Kennen
Cœur de la tempête
Riven wins against Kennen 44.95% of the time which is 5.38% lower against Kennen than the average opponent.
After normalising both champions win rates Riven wins against Kennen 3.99% less often than would be expected.
The average opponent winrate against Kennen is 50.33%.


Gragas
Agitateur
Riven wins against Gragas 44.95% of the time which is 6.08% lower against Gragas than the average opponent.
After normalising both champions win rates Riven wins against Gragas 4.69% less often than would be expected.
The average opponent winrate against Gragas is 51.03%.


Poppy
Gardienne du marteau
Riven wins against Poppy 45.21% of the time which is 4.15% lower against Poppy than the average opponent.
After normalising both champions win rates Riven wins against Poppy 2.76% less often than would be expected.
The average opponent winrate against Poppy is 49.36%.


Hwei
Visionnaire
Riven wins against Hwei 45.70% of the time which is 4.63% lower against Hwei than the average opponent.
After normalising both champions win rates Riven wins against Hwei 3.24% less often than would be expected.
The average opponent winrate against Hwei is 50.33%.


Morgana
Déchue
Riven wins against Morgana 45.71% of the time which is 3.13% lower against Morgana than the average opponent.
After normalising both champions win rates Riven wins against Morgana 1.74% less often than would be expected.
The average opponent winrate against Morgana is 48.84%.


Taric
Bouclier de Valoran
Riven wins against Taric 46.04% of the time which is 1.04% lower against Taric than the average opponent.
After normalising both champions win rates Riven wins against Taric 0.34% more often than would be expected.
The average opponent winrate against Taric is 47.08%.


Sion
Colosse mort-vivant
Riven wins against Sion 46.13% of the time which is 3.51% lower against Sion than the average opponent.
After normalising both champions win rates Riven wins against Sion 2.12% less often than would be expected.
The average opponent winrate against Sion is 49.64%.


Teemo
Éclaireur de Bandle
Riven wins against Teemo 46.15% of the time which is 0.72% lower against Teemo than the average opponent.
After normalising both champions win rates Riven wins against Teemo 0.66% more often than would be expected.
The average opponent winrate against Teemo is 46.87%.


Leona
Aube radieuse
Riven wins against Leona 46.69% of the time which is 2.30% lower against Leona than the average opponent.
After normalising both champions win rates Riven wins against Leona 0.91% less often than would be expected.
The average opponent winrate against Leona is 48.99%.


Zyra
Dame aux ronces
Riven wins against Zyra 46.69% of the time which is 1.08% lower against Zyra than the average opponent.
After normalising both champions win rates Riven wins against Zyra 0.31% more often than would be expected.
The average opponent winrate against Zyra is 47.77%.


Sona
Virtuose de la harpe
Riven wins against Sona 46.76% of the time which is 0.95% lower against Sona than the average opponent.
After normalising both champions win rates Riven wins against Sona 0.44% more often than would be expected.
The average opponent winrate against Sona is 47.71%.


Brand
Vengeur flamboyant
Riven wins against Brand 46.79% of the time which is 1.18% lower against Brand than the average opponent.
After normalising both champions win rates Riven wins against Brand 0.21% more often than would be expected.
The average opponent winrate against Brand is 47.97%.


Galio
Colosse
Riven wins against Galio 46.86% of the time which is 2.79% lower against Galio than the average opponent.
After normalising both champions win rates Riven wins against Galio 1.40% less often than would be expected.
The average opponent winrate against Galio is 49.65%.


Vel'Koz
Œil du Néant
Riven wins against Vel'Koz 47.01% of the time which is 1.81% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Riven wins against Vel'Koz 0.42% less often than would be expected.
The average opponent winrate against Vel'Koz is 48.82%.


Shen
Œil du crépuscule
Riven wins against Shen 47.11% of the time which is 2.55% lower against Shen than the average opponent.
After normalising both champions win rates Riven wins against Shen 1.16% less often than would be expected.
The average opponent winrate against Shen is 49.66%.


Milio
Douce flamme
Riven wins against Milio 47.24% of the time which is 0.13% higher against Milio than the average opponent.
After normalising both champions win rates Riven wins against Milio 1.51% more often than would be expected.
The average opponent winrate against Milio is 47.11%.


Janna
Avatar de l'air
Riven wins against Janna 47.29% of the time which is 1.07% lower against Janna than the average opponent.
After normalising both champions win rates Riven wins against Janna 0.32% more often than would be expected.
The average opponent winrate against Janna is 48.36%.


Ivern
Aîné de la forêt
Riven wins against Ivern 47.33% of the time which is 3.68% lower against Ivern than the average opponent.
After normalising both champions win rates Riven wins against Ivern 2.29% less often than would be expected.
The average opponent winrate against Ivern is 51.01%.


Nami
Aquamancienne
Riven wins against Nami 47.35% of the time which is 0.45% lower against Nami than the average opponent.
After normalising both champions win rates Riven wins against Nami 0.94% more often than would be expected.
The average opponent winrate against Nami is 47.80%.


Blitzcrank
Golem de vapeur
Riven wins against Blitzcrank 47.41% of the time which is 3.01% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Riven wins against Blitzcrank 1.62% less often than would be expected.
The average opponent winrate against Blitzcrank is 50.42%.


Heimerdinger
Inventeur réputé
Riven wins against Heimerdinger 47.42% of the time which is 3.21% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Riven wins against Heimerdinger 1.82% less often than would be expected.
The average opponent winrate against Heimerdinger is 50.63%.


LeBlanc
Manipulatrice
Riven wins against LeBlanc 47.50% of the time which is 1.19% lower against LeBlanc than the average opponent.
After normalising both champions win rates Riven wins against LeBlanc 0.20% more often than would be expected.
The average opponent winrate against LeBlanc is 48.69%.


Veigar
Seigneur des maléfices
Riven wins against Veigar 47.53% of the time which is 4.25% lower against Veigar than the average opponent.
After normalising both champions win rates Riven wins against Veigar 2.86% less often than would be expected.
The average opponent winrate against Veigar is 51.78%.


Shaco
Bouffon des ténèbres
Riven wins against Shaco 47.73% of the time which is 2.11% lower against Shaco than the average opponent.
After normalising both champions win rates Riven wins against Shaco 0.72% less often than would be expected.
The average opponent winrate against Shaco is 49.84%.


Anivia
Cryophénix
Riven wins against Anivia 47.80% of the time which is 4.42% lower against Anivia than the average opponent.
After normalising both champions win rates Riven wins against Anivia 3.03% less often than would be expected.
The average opponent winrate against Anivia is 52.22%.


Ziggs
Expert des Hexplosifs
Riven wins against Ziggs 47.90% of the time which is 4.75% lower against Ziggs than the average opponent.
After normalising both champions win rates Riven wins against Ziggs 3.36% less often than would be expected.
The average opponent winrate against Ziggs is 52.65%.


Soraka
Enfant des étoiles
Riven wins against Soraka 47.92% of the time which is 0.28% lower against Soraka than the average opponent.
After normalising both champions win rates Riven wins against Soraka 1.11% more often than would be expected.
The average opponent winrate against Soraka is 48.20%.


Maokai
Tréant torturé
Riven wins against Maokai 47.95% of the time which is 0.86% lower against Maokai than the average opponent.
After normalising both champions win rates Riven wins against Maokai 0.53% more often than would be expected.
The average opponent winrate against Maokai is 48.81%.


Orianna
Demoiselle mécanique
Riven wins against Orianna 48.00% of the time which is 5.14% lower against Orianna than the average opponent.
After normalising both champions win rates Riven wins against Orianna 3.75% less often than would be expected.
The average opponent winrate against Orianna is 53.14%.


Renata Glasc
Baronne de la chimie
Riven wins against Renata Glasc 48.11% of the time which is 1.92% lower against Renata Glasc than the average opponent.
After normalising both champions win rates Riven wins against Renata Glasc 0.53% less often than would be expected.
The average opponent winrate against Renata Glasc is 50.03%.


Tahm Kench
Roi des rivières
Riven wins against Tahm Kench 48.27% of the time which is 2.37% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Riven wins against Tahm Kench 0.98% less often than would be expected.
The average opponent winrate against Tahm Kench is 50.64%.


Thresh
Garde aux chaînes
Riven wins against Thresh 48.29% of the time which is 1.43% lower against Thresh than the average opponent.
After normalising both champions win rates Riven wins against Thresh 0.04% less often than would be expected.
The average opponent winrate against Thresh is 49.72%.


Lux
Dame de lumière
Riven wins against Lux 48.35% of the time which is 1.52% lower against Lux than the average opponent.
After normalising both champions win rates Riven wins against Lux 0.13% less often than would be expected.
The average opponent winrate against Lux is 49.87%.


Swain
Grand général noxien
Riven wins against Swain 48.47% of the time which is 2.05% lower against Swain than the average opponent.
After normalising both champions win rates Riven wins against Swain 0.66% less often than would be expected.
The average opponent winrate against Swain is 50.52%.


Annie
Enfant des ténèbres
Riven wins against Annie 48.52% of the time which is 1.73% lower against Annie than the average opponent.
After normalising both champions win rates Riven wins against Annie 0.34% less often than would be expected.
The average opponent winrate against Annie is 50.25%.


Zilean
Gardien du Temps
Riven wins against Zilean 48.55% of the time which is 0.36% lower against Zilean than the average opponent.
After normalising both champions win rates Riven wins against Zilean 1.03% more often than would be expected.
The average opponent winrate against Zilean is 48.91%.


Neeko
Caméléon curieux
Riven wins against Neeko 48.55% of the time which is 2.51% lower against Neeko than the average opponent.
After normalising both champions win rates Riven wins against Neeko 1.12% less often than would be expected.
The average opponent winrate against Neeko is 51.06%.


Braum
Cœur de Freljord
Riven wins against Braum 48.82% of the time which is 0.70% lower against Braum than the average opponent.
After normalising both champions win rates Riven wins against Braum 0.69% more often than would be expected.
The average opponent winrate against Braum is 49.52%.


Séraphine
Chanteuse rêveuse
Riven wins against Séraphine 48.85% of the time which is 2.21% lower against Séraphine than the average opponent.
After normalising both champions win rates Riven wins against Séraphine 0.82% less often than would be expected.
The average opponent winrate against Séraphine is 51.06%.


Cho'Gath
Terreur noire
Riven wins against Cho'Gath 48.90% of the time which is 3.42% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Riven wins against Cho'Gath 2.03% less often than would be expected.
The average opponent winrate against Cho'Gath is 52.32%.


Xerath
Mage suprême
Riven wins against Xerath 48.98% of the time which is 0.46% lower against Xerath than the average opponent.
After normalising both champions win rates Riven wins against Xerath 0.93% more often than would be expected.
The average opponent winrate against Xerath is 49.44%.


Alistar
Minotaure
Riven wins against Alistar 49.12% of the time which is 1.74% lower against Alistar than the average opponent.
After normalising both champions win rates Riven wins against Alistar 0.35% less often than would be expected.
The average opponent winrate against Alistar is 50.86%.


Dr. Mundo
Dément de Zaun
Riven wins against Dr. Mundo 49.18% of the time which is 3.83% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Riven wins against Dr. Mundo 2.44% less often than would be expected.
The average opponent winrate against Dr. Mundo is 53.01%.


Nautilus
Titan des profondeurs
Riven wins against Nautilus 49.19% of the time which is 1.59% lower against Nautilus than the average opponent.
After normalising both champions win rates Riven wins against Nautilus 0.20% less often than would be expected.
The average opponent winrate against Nautilus is 50.78%.


Rell
Vierge de fer
Riven wins against Rell 49.28% of the time which is 1.34% lower against Rell than the average opponent.
After normalising both champions win rates Riven wins against Rell 0.05% more often than would be expected.
The average opponent winrate against Rell is 50.62%.


Mel
Reflet de l'âme
Riven wins against Mel 49.58% of the time which is 3.48% lower against Mel than the average opponent.
After normalising both champions win rates Riven wins against Mel 2.09% less often than would be expected.
The average opponent winrate against Mel is 53.06%.


Malphite
Éclat du monolithe
Riven wins against Malphite 49.59% of the time which is 2.08% lower against Malphite than the average opponent.
After normalising both champions win rates Riven wins against Malphite 0.69% less often than would be expected.
The average opponent winrate against Malphite is 51.67%.


Vex
Ombre du désespoir
Riven wins against Vex 49.62% of the time which is 2.09% lower against Vex than the average opponent.
After normalising both champions win rates Riven wins against Vex 0.70% less often than would be expected.
The average opponent winrate against Vex is 51.71%.


Elise
Reine araignée
Riven wins against Elise 49.63% of the time which is 0.80% higher against Elise than the average opponent.
After normalising both champions win rates Riven wins against Elise 2.19% more often than would be expected.
The average opponent winrate against Elise is 48.83%.


Senna
Rédemptrice
Riven wins against Senna 49.63% of the time which is 2.04% lower against Senna than the average opponent.
After normalising both champions win rates Riven wins against Senna 0.65% less often than would be expected.
The average opponent winrate against Senna is 51.67%.


Pantheon
Lance éternelle
Riven wins against Pantheon 49.70% of the time which is 0.90% lower against Pantheon than the average opponent.
After normalising both champions win rates Riven wins against Pantheon 0.49% more often than would be expected.
The average opponent winrate against Pantheon is 50.60%.


Pyke
Éventreur des abysses
Riven wins against Pyke 49.70% of the time which is 1.52% lower against Pyke than the average opponent.
After normalising both champions win rates Riven wins against Pyke 0.13% less often than would be expected.
The average opponent winrate against Pyke is 51.22%.


Lulu
Sorcière féérique
Riven wins against Lulu 50.10% of the time which is 0.06% lower against Lulu than the average opponent.
After normalising both champions win rates Riven wins against Lulu 1.33% more often than would be expected.
The average opponent winrate against Lulu is 50.16%.


Rakan
Charmeur
Riven wins against Rakan 50.16% of the time which is 0.59% lower against Rakan than the average opponent.
After normalising both champions win rates Riven wins against Rakan 0.80% more often than would be expected.
The average opponent winrate against Rakan is 50.75%.


Zoé
Manifestation du Crépuscule
Riven wins against Zoé 50.21% of the time which is 0.91% lower against Zoé than the average opponent.
After normalising both champions win rates Riven wins against Zoé 0.48% more often than would be expected.
The average opponent winrate against Zoé is 51.12%.


Karma
Sagesse incarnée
Riven wins against Karma 50.22% of the time which is 0.31% higher against Karma than the average opponent.
After normalising both champions win rates Riven wins against Karma 1.70% more often than would be expected.
The average opponent winrate against Karma is 49.91%.


Sett
Patron
Riven wins against Sett 50.26% of the time which is 1.56% lower against Sett than the average opponent.
After normalising both champions win rates Riven wins against Sett 0.17% less often than would be expected.
The average opponent winrate against Sett is 51.82%.


Wukong
Roi des singes
Riven wins against Wukong 50.39% of the time which is 1.50% lower against Wukong than the average opponent.
After normalising both champions win rates Riven wins against Wukong 0.11% less often than would be expected.
The average opponent winrate against Wukong is 51.89%.


Taliyah
Tisseuse de pierres
Riven wins against Taliyah 50.42% of the time which is 0.56% lower against Taliyah than the average opponent.
After normalising both champions win rates Riven wins against Taliyah 0.83% more often than would be expected.
The average opponent winrate against Taliyah is 50.98%.


Twisted Fate
Maître des cartes
Riven wins against Twisted Fate 50.46% of the time which is 0.92% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Riven wins against Twisted Fate 0.47% more often than would be expected.
The average opponent winrate against Twisted Fate is 51.38%.


Ahri
Renard à neuf queues
Riven wins against Ahri 50.57% of the time which is 2.20% lower against Ahri than the average opponent.
After normalising both champions win rates Riven wins against Ahri 0.81% less often than would be expected.
The average opponent winrate against Ahri is 52.77%.


Bard
Gardien errant
Riven wins against Bard 50.64% of the time which is 0.78% higher against Bard than the average opponent.
After normalising both champions win rates Riven wins against Bard 2.17% more often than would be expected.
The average opponent winrate against Bard is 49.86%.


Syndra
Souveraine obscure
Riven wins against Syndra 50.68% of the time which is 3.81% lower against Syndra than the average opponent.
After normalising both champions win rates Riven wins against Syndra 2.43% less often than would be expected.
The average opponent winrate against Syndra is 54.49%.


Amumu
Momie mélancolique
Riven wins against Amumu 50.78% of the time which is 1.60% higher against Amumu than the average opponent.
After normalising both champions win rates Riven wins against Amumu 2.99% more often than would be expected.
The average opponent winrate against Amumu is 49.18%.


Aurelion Sol
Forgeur d'étoiles
Riven wins against Aurelion Sol 50.89% of the time which is 1.99% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Riven wins against Aurelion Sol 0.60% less often than would be expected.
The average opponent winrate against Aurelion Sol is 52.88%.


Sylas
Révolutionnaire déchaîné
Riven wins against Sylas 51.16% of the time which is 0.06% higher against Sylas than the average opponent.
After normalising both champions win rates Riven wins against Sylas 1.45% more often than would be expected.
The average opponent winrate against Sylas is 51.10%.


Fizz
Filou des mers
Riven wins against Fizz 51.30% of the time which is 0.94% lower against Fizz than the average opponent.
After normalising both champions win rates Riven wins against Fizz 0.45% more often than would be expected.
The average opponent winrate against Fizz is 52.24%.


Yuumi
Gardienne du Grimoire
Riven wins against Yuumi 51.36% of the time which is 0.67% lower against Yuumi than the average opponent.
After normalising both champions win rates Riven wins against Yuumi 0.72% more often than would be expected.
The average opponent winrate against Yuumi is 52.03%.


Ashe
Archère de givre
Riven wins against Ashe 51.39% of the time which is 2.20% lower against Ashe than the average opponent.
After normalising both champions win rates Riven wins against Ashe 0.81% less often than would be expected.
The average opponent winrate against Ashe is 53.59%.


Malzahar
Prophète du Néant
Riven wins against Malzahar 51.59% of the time which is 1.50% lower against Malzahar than the average opponent.
After normalising both champions win rates Riven wins against Malzahar 0.11% less often than would be expected.
The average opponent winrate against Malzahar is 53.09%.


Jarvan IV
Exemple demacien
Riven wins against Jarvan IV 52.05% of the time which is 1.63% higher against Jarvan IV than the average opponent.
After normalising both champions win rates Riven wins against Jarvan IV 3.02% more often than would be expected.
The average opponent winrate against Jarvan IV is 50.42%.


Nidalee
Chasseresse bestiale
Riven wins against Nidalee 52.55% of the time which is 1.95% higher against Nidalee than the average opponent.
After normalising both champions win rates Riven wins against Nidalee 3.34% more often than would be expected.
The average opponent winrate against Nidalee is 50.60%.


Zac
Arme secrète
Riven wins against Zac 52.67% of the time which is 2.68% higher against Zac than the average opponent.
After normalising both champions win rates Riven wins against Zac 4.07% more often than would be expected.
The average opponent winrate against Zac is 49.99%.


Varus
Flèche de la vengeance
Riven wins against Varus 52.99% of the time which is 5.84% lower against Varus than the average opponent.
After normalising both champions win rates Riven wins against Varus 4.49% less often than would be expected.
The average opponent winrate against Varus is 58.83%.


Singed
Chimiste fou
Riven wins against Singed 53.77% of the time which is 2.67% higher against Singed than the average opponent.
After normalising both champions win rates Riven wins against Singed 4.06% more often than would be expected.
The average opponent winrate against Singed is 51.10%.


Jhin
Virtuose
Riven wins against Jhin 54.17% of the time which is 3.59% lower against Jhin than the average opponent.
After normalising both champions win rates Riven wins against Jhin 2.23% less often than would be expected.
The average opponent winrate against Jhin is 57.76%.


Camille
Ombre d'acier
Riven wins against Camille 54.24% of the time which is 0.63% higher against Camille than the average opponent.
After normalising both champions win rates Riven wins against Camille 2.02% more often than would be expected.
The average opponent winrate against Camille is 53.61%.


Darius
Main de Noxus
Riven wins against Darius 54.46% of the time which is 0.55% lower against Darius than the average opponent.
After normalising both champions win rates Riven wins against Darius 0.83% more often than would be expected.
The average opponent winrate against Darius is 55.01%.


Yasuo
Disgracié
Riven wins against Yasuo 55.30% of the time which is 4.23% lower against Yasuo than the average opponent.
After normalising both champions win rates Riven wins against Yasuo 2.88% less often than would be expected.
The average opponent winrate against Yasuo is 59.53%.


Lissandra
Sorcière de glace
Riven wins against Lissandra 55.84% of the time which is 3.33% higher against Lissandra than the average opponent.
After normalising both champions win rates Riven wins against Lissandra 4.72% more often than would be expected.
The average opponent winrate against Lissandra is 52.51%.


Miss Fortune
Chasseuse de primes
Riven wins against Miss Fortune 56.38% of the time which is 0.42% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Riven wins against Miss Fortune 0.95% more often than would be expected.
The average opponent winrate against Miss Fortune is 56.80%.


Lee Sin
Moine aveugle
Riven wins against Lee Sin 56.51% of the time which is 1.36% higher against Lee Sin than the average opponent.
After normalising both champions win rates Riven wins against Lee Sin 2.74% more often than would be expected.
The average opponent winrate against Lee Sin is 55.15%.


Trundle
Roi des trolls
Riven wins against Trundle 56.64% of the time which is 3.04% higher against Trundle than the average opponent.
After normalising both champions win rates Riven wins against Trundle 4.43% more often than would be expected.
The average opponent winrate against Trundle is 53.60%.


Ornn
Dieu de la forge volcanique
Riven wins against Ornn 57.14% of the time which is 3.02% higher against Ornn than the average opponent.
After normalising both champions win rates Riven wins against Ornn 4.40% more often than would be expected.
The average opponent winrate against Ornn is 54.12%.


Caitlyn
Shérif de Piltover
Riven wins against Caitlyn 57.36% of the time which is 3.73% lower against Caitlyn than the average opponent.
After normalising both champions win rates Riven wins against Caitlyn 2.40% less often than would be expected.
The average opponent winrate against Caitlyn is 61.09%.


Twitch
Semeur de peste
Riven wins against Twitch 57.57% of the time which is 1.43% higher against Twitch than the average opponent.
After normalising both champions win rates Riven wins against Twitch 2.80% more often than would be expected.
The average opponent winrate against Twitch is 56.14%.


Mordekaiser
Revenant de fer
Riven wins against Mordekaiser 57.86% of the time which is 1.05% higher against Mordekaiser than the average opponent.
After normalising both champions win rates Riven wins against Mordekaiser 2.42% more often than would be expected.
The average opponent winrate against Mordekaiser is 56.81%.


Nunu et Willump
Le Garçon et son yéti
Riven wins against Nunu et Willump 59.48% of the time which is 2.91% higher against Nunu et Willump than the average opponent.
After normalising both champions win rates Riven wins against Nunu et Willump 4.28% more often than would be expected.
The average opponent winrate against Nunu et Willump is 56.57%.


Rumble
Menace mécanisée
Riven wins against Rumble 59.81% of the time which is 7.87% higher against Rumble than the average opponent.
After normalising both champions win rates Riven wins against Rumble 9.26% more often than would be expected.
The average opponent winrate against Rumble is 51.94%.


Ezreal
Explorateur prodigue
Riven wins against Ezreal 64.96% of the time which is 2.73% higher against Ezreal than the average opponent.
After normalising both champions win rates Riven wins against Ezreal 4.05% more often than would be expected.
The average opponent winrate against Ezreal is 62.23%.