

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.
Gold+ Champions Analysed: 49,640,209
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 middle Counters
Riven top on Patch 15.16 is the strongest counter to middle champions of Ezreal, Caitlyn & Mordekaiser. While Riven top is countered most by middle champions of Rumble, Karthus & Briar. Below is a detailed breakdown of Riven top counters against middle champions with a minimum of 100 games.


Rumble
Sestrojený postrach
Riven wins against Rumble 42.67% of the time which is 2.50% lower against Rumble than the average opponent.
After normalising both champions win rates Riven wins against Rumble 4.01% less often than would be expected.
The average opponent winrate against Rumble is 45.17%.


Karthus
Smrtonoš
Riven wins against Karthus 42.86% of the time which is 7.86% lower against Karthus than the average opponent.
After normalising both champions win rates Riven wins against Karthus 9.37% less often than would be expected.
The average opponent winrate against Karthus is 50.72%.


Briar
Ovládnutý hlad
Riven wins against Briar 43.45% of the time which is 3.63% lower against Briar than the average opponent.
After normalising both champions win rates Riven wins against Briar 5.14% less often than would be expected.
The average opponent winrate against Briar is 47.08%.


Tryndamere
Král barbarů
Riven wins against Tryndamere 44.02% of the time which is 3.31% lower against Tryndamere than the average opponent.
After normalising both champions win rates Riven wins against Tryndamere 4.82% less often than would be expected.
The average opponent winrate against Tryndamere is 47.33%.


Nasus
Strážce písků
Riven wins against Nasus 44.83% of the time which is 3.26% lower against Nasus than the average opponent.
After normalising both champions win rates Riven wins against Nasus 4.77% less often than would be expected.
The average opponent winrate against Nasus is 48.09%.


Neeko
Zvědavá chameleonka
Riven wins against Neeko 45.17% of the time which is 2.17% lower against Neeko than the average opponent.
After normalising both champions win rates Riven wins against Neeko 3.68% less often than would be expected.
The average opponent winrate against Neeko is 47.34%.


Singed
Šílený chemik
Riven wins against Singed 45.95% of the time which is 4.38% higher against Singed than the average opponent.
After normalising both champions win rates Riven wins against Singed 2.88% more often than would be expected.
The average opponent winrate against Singed is 41.57%.


Renekton
Písečný řezník
Riven wins against Renekton 45.98% of the time which is 1.30% lower against Renekton than the average opponent.
After normalising both champions win rates Riven wins against Renekton 2.81% less often than would be expected.
The average opponent winrate against Renekton is 47.28%.


Naafiri
Pes, který kouše stokrát
Riven wins against Naafiri 46.50% of the time which is 0.63% higher against Naafiri than the average opponent.
After normalising both champions win rates Riven wins against Naafiri 0.88% less often than would be expected.
The average opponent winrate against Naafiri is 45.87%.


Quinn
Křídla Demacie
Riven wins against Quinn 46.51% of the time which is 1.42% higher against Quinn than the average opponent.
After normalising both champions win rates Riven wins against Quinn 0.09% less often than would be expected.
The average opponent winrate against Quinn is 45.09%.


Pantheon
Nezlomné kopí
Riven wins against Pantheon 46.69% of the time which is 0.09% higher against Pantheon than the average opponent.
After normalising both champions win rates Riven wins against Pantheon 1.42% less often than would be expected.
The average opponent winrate against Pantheon is 46.60%.


Malphite
Úlomek monolitu
Riven wins against Malphite 47.03% of the time which is 0.08% lower against Malphite than the average opponent.
After normalising both champions win rates Riven wins against Malphite 1.59% less often than would be expected.
The average opponent winrate against Malphite is 47.11%.


Garen
Moc Demacie
Riven wins against Garen 47.15% of the time which is 0.23% lower against Garen than the average opponent.
After normalising both champions win rates Riven wins against Garen 1.74% less often than would be expected.
The average opponent winrate against Garen is 47.38%.


Mistr Yi
Šermíř wuju
Riven wins against Mistr Yi 47.27% of the time which is 2.24% lower against Mistr Yi than the average opponent.
After normalising both champions win rates Riven wins against Mistr Yi 3.75% less often than would be expected.
The average opponent winrate against Mistr Yi is 49.51%.


Kennen
Srdce bouře
Riven wins against Kennen 47.52% of the time which is 0.87% higher against Kennen than the average opponent.
After normalising both champions win rates Riven wins against Kennen 0.64% less often than would be expected.
The average opponent winrate against Kennen is 46.65%.


Brand
Ohnivá pomsta
Riven wins against Brand 47.59% of the time which is 0.02% higher against Brand than the average opponent.
After normalising both champions win rates Riven wins against Brand 1.49% less often than would be expected.
The average opponent winrate against Brand is 47.57%.


Veigar
Maličký pán zla
Riven wins against Veigar 47.74% of the time which is 0.19% lower against Veigar than the average opponent.
After normalising both champions win rates Riven wins against Veigar 1.70% less often than would be expected.
The average opponent winrate against Veigar is 47.93%.


Zac
Tajná zbraň
Riven wins against Zac 47.75% of the time which is 1.20% higher against Zac than the average opponent.
After normalising both champions win rates Riven wins against Zac 0.31% less often than would be expected.
The average opponent winrate against Zac is 46.55%.


Swain
Noxijský velegenerál
Riven wins against Swain 47.97% of the time which is 0.56% higher against Swain than the average opponent.
After normalising both champions win rates Riven wins against Swain 0.95% less often than would be expected.
The average opponent winrate against Swain is 47.41%.


Twisted Fate
Karetní mistr
Riven wins against Twisted Fate 48.14% of the time which is 1.15% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Riven wins against Twisted Fate 2.66% less often than would be expected.
The average opponent winrate against Twisted Fate is 49.29%.


Vex
Vládkyně splínů
Riven wins against Vex 48.18% of the time which is 0.99% higher against Vex than the average opponent.
After normalising both champions win rates Riven wins against Vex 0.52% less often than would be expected.
The average opponent winrate against Vex is 47.19%.


Diana
Opovržení Měsíce
Riven wins against Diana 48.22% of the time which is 1.05% higher against Diana than the average opponent.
After normalising both champions win rates Riven wins against Diana 0.46% less often than would be expected.
The average opponent winrate against Diana is 47.17%.


Galio
Kolos
Riven wins against Galio 48.29% of the time which is 0.28% higher against Galio than the average opponent.
After normalising both champions win rates Riven wins against Galio 1.23% less often than would be expected.
The average opponent winrate against Galio is 48.01%.


Aatrox
Čepel darkinů
Riven wins against Aatrox 48.50% of the time which is 0.15% lower against Aatrox than the average opponent.
After normalising both champions win rates Riven wins against Aatrox 1.66% less often than would be expected.
The average opponent winrate against Aatrox is 48.65%.


Cho'Gath
Hrůza z Prázdnoty
Riven wins against Cho'Gath 48.58% of the time which is 1.09% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Riven wins against Cho'Gath 0.42% less often than would be expected.
The average opponent winrate against Cho'Gath is 47.49%.


Annie
Temné dítě
Riven wins against Annie 48.62% of the time which is 0.52% higher against Annie than the average opponent.
After normalising both champions win rates Riven wins against Annie 0.99% less often than would be expected.
The average opponent winrate against Annie is 48.10%.


Malzahar
Prorok z Prázdnoty
Riven wins against Malzahar 48.70% of the time which is 1.36% higher against Malzahar than the average opponent.
After normalising both champions win rates Riven wins against Malzahar 0.15% less often than would be expected.
The average opponent winrate against Malzahar is 47.34%.


Zoe
Aspekt soumraku
Riven wins against Zoe 48.71% of the time which is 0.25% lower against Zoe than the average opponent.
After normalising both champions win rates Riven wins against Zoe 1.76% less often than would be expected.
The average opponent winrate against Zoe is 48.96%.


Lux
Paní světla
Riven wins against Lux 49.00% of the time which is 1.45% higher against Lux than the average opponent.
After normalising both champions win rates Riven wins against Lux 0.06% less often than would be expected.
The average opponent winrate against Lux is 47.55%.


Fizz
Mořský poděs
Riven wins against Fizz 49.03% of the time which is 1.47% higher against Fizz than the average opponent.
After normalising both champions win rates Riven wins against Fizz 0.04% less often than would be expected.
The average opponent winrate against Fizz is 47.56%.


Ahri
Devítiocasá liška
Riven wins against Ahri 49.03% of the time which is 0.64% lower against Ahri than the average opponent.
After normalising both champions win rates Riven wins against Ahri 2.15% less often than would be expected.
The average opponent winrate against Ahri is 49.67%.


Gangplank
Zhouba moří
Riven wins against Gangplank 49.34% of the time which is 0.33% lower against Gangplank than the average opponent.
After normalising both champions win rates Riven wins against Gangplank 1.84% less often than would be expected.
The average opponent winrate against Gangplank is 49.67%.


Talon
Stín čepele
Riven wins against Talon 49.50% of the time which is 1.16% higher against Talon than the average opponent.
After normalising both champions win rates Riven wins against Talon 0.35% less often than would be expected.
The average opponent winrate against Talon is 48.34%.


Cassiopeia
Hadí objetí
Riven wins against Cassiopeia 49.56% of the time which is 0.77% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Riven wins against Cassiopeia 0.74% less often than would be expected.
The average opponent winrate against Cassiopeia is 48.79%.


Lissandra
Ledová čarodějka
Riven wins against Lissandra 49.63% of the time which is 0.91% higher against Lissandra than the average opponent.
After normalising both champions win rates Riven wins against Lissandra 0.60% less often than would be expected.
The average opponent winrate against Lissandra is 48.72%.


Vel'Koz
Oko z Prázdnoty
Riven wins against Vel'Koz 49.64% of the time which is 2.02% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Riven wins against Vel'Koz 0.51% more often than would be expected.
The average opponent winrate against Vel'Koz is 47.62%.


Ekko
Mladičký pán střípků času
Riven wins against Ekko 49.66% of the time which is 1.75% higher against Ekko than the average opponent.
After normalising both champions win rates Riven wins against Ekko 0.24% more often than would be expected.
The average opponent winrate against Ekko is 47.91%.


Morgana
Padlá
Riven wins against Morgana 49.71% of the time which is 3.02% higher against Morgana than the average opponent.
After normalising both champions win rates Riven wins against Morgana 1.51% more often than would be expected.
The average opponent winrate against Morgana is 46.69%.


Kayle
Spravedlivá
Riven wins against Kayle 49.71% of the time which is 2.83% higher against Kayle than the average opponent.
After normalising both champions win rates Riven wins against Kayle 1.32% more often than would be expected.
The average opponent winrate against Kayle is 46.88%.


Azir
Písečný císař
Riven wins against Azir 49.83% of the time which is 1.60% lower against Azir than the average opponent.
After normalising both champions win rates Riven wins against Azir 3.11% less often than would be expected.
The average opponent winrate against Azir is 51.43%.


Qiyana
Císařovna živlů
Riven wins against Qiyana 49.89% of the time which is 0.22% higher against Qiyana than the average opponent.
After normalising both champions win rates Riven wins against Qiyana 1.29% less often than would be expected.
The average opponent winrate against Qiyana is 49.67%.


Syndra
Temná vládkyně
Riven wins against Syndra 49.94% of the time which is 0.82% higher against Syndra than the average opponent.
After normalising both champions win rates Riven wins against Syndra 0.69% less often than would be expected.
The average opponent winrate against Syndra is 49.12%.


Tristana
Yordlí pistolnice
Riven wins against Tristana 50.00% of the time which is 2.30% lower against Tristana than the average opponent.
After normalising both champions win rates Riven wins against Tristana 3.81% less often than would be expected.
The average opponent winrate against Tristana is 52.30%.


Varus
Šíp pomsty
Riven wins against Varus 50.00% of the time which is 2.28% lower against Varus than the average opponent.
After normalising both champions win rates Riven wins against Varus 3.79% less often than would be expected.
The average opponent winrate against Varus is 52.28%.


Taliyah
Splétačka kamene
Riven wins against Taliyah 50.15% of the time which is 0.20% lower against Taliyah than the average opponent.
After normalising both champions win rates Riven wins against Taliyah 1.71% less often than would be expected.
The average opponent winrate against Taliyah is 50.35%.


Xerath
Vyšší mág
Riven wins against Xerath 50.17% of the time which is 2.61% higher against Xerath than the average opponent.
After normalising both champions win rates Riven wins against Xerath 1.10% more often than would be expected.
The average opponent winrate against Xerath is 47.56%.


Vladimir
Šarlatový děs
Riven wins against Vladimir 50.29% of the time which is 1.86% higher against Vladimir than the average opponent.
After normalising both champions win rates Riven wins against Vladimir 0.35% more often than would be expected.
The average opponent winrate against Vladimir is 48.43%.


Teemo
Rychlý zvěd
Riven wins against Teemo 50.30% of the time which is 2.23% higher against Teemo than the average opponent.
After normalising both champions win rates Riven wins against Teemo 0.72% more often than would be expected.
The average opponent winrate against Teemo is 48.07%.


Gragas
Podněcovač mas
Riven wins against Gragas 50.34% of the time which is 1.89% higher against Gragas than the average opponent.
After normalising both champions win rates Riven wins against Gragas 0.38% more often than would be expected.
The average opponent winrate against Gragas is 48.45%.


Anivia
Kryofénix
Riven wins against Anivia 50.48% of the time which is 2.72% higher against Anivia than the average opponent.
After normalising both champions win rates Riven wins against Anivia 1.21% more often than would be expected.
The average opponent winrate against Anivia is 47.76%.


Ambessa
Válečná matriarcha
Riven wins against Ambessa 50.53% of the time which is 1.11% higher against Ambessa than the average opponent.
After normalising both champions win rates Riven wins against Ambessa 0.40% less often than would be expected.
The average opponent winrate against Ambessa is 49.42%.


Viktor
Zvěstovatel arkany
Riven wins against Viktor 50.57% of the time which is 1.23% higher against Viktor than the average opponent.
After normalising both champions win rates Riven wins against Viktor 0.28% less often than would be expected.
The average opponent winrate against Viktor is 49.34%.


Aurelion Sol
Stvořitel hvězd
Riven wins against Aurelion Sol 50.62% of the time which is 2.01% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Riven wins against Aurelion Sol 0.50% more often than would be expected.
The average opponent winrate against Aurelion Sol is 48.61%.


Hwei
Vizionář
Riven wins against Hwei 50.68% of the time which is 1.78% higher against Hwei than the average opponent.
After normalising both champions win rates Riven wins against Hwei 0.27% more often than would be expected.
The average opponent winrate against Hwei is 48.90%.


Akali
Odpadlá vražedkyně
Riven wins against Akali 50.69% of the time which is 1.93% higher against Akali than the average opponent.
After normalising both champions win rates Riven wins against Akali 0.42% more often than would be expected.
The average opponent winrate against Akali is 48.76%.


Akshan
Zběhlý strážce
Riven wins against Akshan 50.79% of the time which is 1.79% higher against Akshan than the average opponent.
After normalising both champions win rates Riven wins against Akshan 0.28% more often than would be expected.
The average opponent winrate against Akshan is 49.00%.


Ryze
Runový mág
Riven wins against Ryze 50.93% of the time which is 1.03% higher against Ryze than the average opponent.
After normalising both champions win rates Riven wins against Ryze 0.48% less often than would be expected.
The average opponent winrate against Ryze is 49.90%.


Sion
Nemrtvý kolos
Riven wins against Sion 50.96% of the time which is 4.31% higher against Sion than the average opponent.
After normalising both champions win rates Riven wins against Sion 2.80% more often than would be expected.
The average opponent winrate against Sion is 46.65%.


Kassadin
Poutník z Prázdnoty
Riven wins against Kassadin 50.97% of the time which is 1.75% higher against Kassadin than the average opponent.
After normalising both champions win rates Riven wins against Kassadin 0.24% more often than would be expected.
The average opponent winrate against Kassadin is 49.22%.


Corki
Odvážný bombometčík
Riven wins against Corki 51.02% of the time which is 1.99% lower against Corki than the average opponent.
After normalising both champions win rates Riven wins against Corki 3.50% less often than would be expected.
The average opponent winrate against Corki is 53.01%.


Ziggs
Odborník na exploze
Riven wins against Ziggs 51.13% of the time which is 2.18% higher against Ziggs than the average opponent.
After normalising both champions win rates Riven wins against Ziggs 0.67% more often than would be expected.
The average opponent winrate against Ziggs is 48.95%.


Zyra
Probuzení trnů
Riven wins against Zyra 51.14% of the time which is 2.07% higher against Zyra than the average opponent.
After normalising both champions win rates Riven wins against Zyra 0.56% more often than would be expected.
The average opponent winrate against Zyra is 49.07%.


Sett
Velký kápo
Riven wins against Sett 51.38% of the time which is 6.04% higher against Sett than the average opponent.
After normalising both champions win rates Riven wins against Sett 4.53% more often than would be expected.
The average opponent winrate against Sett is 45.34%.


Gwen
Posvátná švadlena
Riven wins against Gwen 51.38% of the time which is 0.85% higher against Gwen than the average opponent.
After normalising both champions win rates Riven wins against Gwen 0.66% less often than would be expected.
The average opponent winrate against Gwen is 50.53%.


Nunu a Willump
Kluk a jeho yetti
Riven wins against Nunu a Willump 51.40% of the time which is 1.24% higher against Nunu a Willump than the average opponent.
After normalising both champions win rates Riven wins against Nunu a Willump 0.27% less often than would be expected.
The average opponent winrate against Nunu a Willump is 50.16%.


Jhin
Virtuóz
Riven wins against Jhin 51.49% of the time which is 1.20% higher against Jhin than the average opponent.
After normalising both champions win rates Riven wins against Jhin 0.31% less often than would be expected.
The average opponent winrate against Jhin is 50.29%.


LeBlanc
Mistryně klamu
Riven wins against LeBlanc 51.54% of the time which is 2.51% higher against LeBlanc than the average opponent.
After normalising both champions win rates Riven wins against LeBlanc 1.00% more often than would be expected.
The average opponent winrate against LeBlanc is 49.03%.


Jayce
Obránce zítřka
Riven wins against Jayce 51.60% of the time which is 1.83% higher against Jayce than the average opponent.
After normalising both champions win rates Riven wins against Jayce 0.32% more often than would be expected.
The average opponent winrate against Jayce is 49.77%.


Sylas
Nespoutaný
Riven wins against Sylas 51.74% of the time which is 1.96% higher against Sylas than the average opponent.
After normalising both champions win rates Riven wins against Sylas 0.45% more often than would be expected.
The average opponent winrate against Sylas is 49.78%.


Zilean
Strážce času
Riven wins against Zilean 51.82% of the time which is 5.69% higher against Zilean than the average opponent.
After normalising both champions win rates Riven wins against Zilean 4.18% more often than would be expected.
The average opponent winrate against Zilean is 46.13%.


Irelia
Tanečnice s čepelemi
Riven wins against Irelia 51.83% of the time which is 3.78% higher against Irelia than the average opponent.
After normalising both champions win rates Riven wins against Irelia 2.27% more often than would be expected.
The average opponent winrate against Irelia is 48.05%.


Twitch
Morová krysa
Riven wins against Twitch 51.88% of the time which is 4.28% higher against Twitch than the average opponent.
After normalising both champions win rates Riven wins against Twitch 2.77% more often than would be expected.
The average opponent winrate against Twitch is 47.60%.


Viego
Padlý král
Riven wins against Viego 51.92% of the time which is 0.80% higher against Viego than the average opponent.
After normalising both champions win rates Riven wins against Viego 0.71% less often than would be expected.
The average opponent winrate against Viego is 51.12%.


Yasuo
Zahanbený
Riven wins against Yasuo 51.93% of the time which is 2.58% higher against Yasuo than the average opponent.
After normalising both champions win rates Riven wins against Yasuo 1.07% more often than would be expected.
The average opponent winrate against Yasuo is 49.35%.


Zed
Mistr stínů
Riven wins against Zed 52.06% of the time which is 2.16% higher against Zed than the average opponent.
After normalising both champions win rates Riven wins against Zed 0.65% more often than would be expected.
The average opponent winrate against Zed is 49.90%.


Katarina
Zlověstná čepel
Riven wins against Katarina 52.12% of the time which is 2.55% higher against Katarina than the average opponent.
After normalising both champions win rates Riven wins against Katarina 1.04% more often than would be expected.
The average opponent winrate against Katarina is 49.57%.


Kai'Sa
Dcera Prázdnoty
Riven wins against Kai'Sa 52.21% of the time which is 1.26% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Riven wins against Kai'Sa 2.77% less often than would be expected.
The average opponent winrate against Kai'Sa is 53.47%.


Karma
Osvícená
Riven wins against Karma 52.24% of the time which is 2.25% higher against Karma than the average opponent.
After normalising both champions win rates Riven wins against Karma 0.74% more often than would be expected.
The average opponent winrate against Karma is 49.99%.


Yunara
Nezlomená víra
Riven wins against Yunara 52.25% of the time which is 4.03% lower against Yunara than the average opponent.
After normalising both champions win rates Riven wins against Yunara 5.53% less often than would be expected.
The average opponent winrate against Yunara is 56.28%.


Orianna
Mechanická dáma
Riven wins against Orianna 52.59% of the time which is 2.21% higher against Orianna than the average opponent.
After normalising both champions win rates Riven wins against Orianna 0.70% more often than would be expected.
The average opponent winrate against Orianna is 50.38%.


Aurora
Čarodějka mezi světy
Riven wins against Aurora 52.70% of the time which is 2.62% higher against Aurora than the average opponent.
After normalising both champions win rates Riven wins against Aurora 1.11% more often than would be expected.
The average opponent winrate against Aurora is 50.08%.


Mel
Odraz duše
Riven wins against Mel 53.01% of the time which is 1.89% higher against Mel than the average opponent.
After normalising both champions win rates Riven wins against Mel 0.38% more often than would be expected.
The average opponent winrate against Mel is 51.12%.


Heimerdinger
Vznešený vynálezce
Riven wins against Heimerdinger 53.20% of the time which is 7.03% higher against Heimerdinger than the average opponent.
After normalising both champions win rates Riven wins against Heimerdinger 5.52% more often than would be expected.
The average opponent winrate against Heimerdinger is 46.17%.


Lucian
Očistný plamen
Riven wins against Lucian 54.63% of the time which is 0.67% lower against Lucian than the average opponent.
After normalising both champions win rates Riven wins against Lucian 2.17% less often than would be expected.
The average opponent winrate against Lucian is 55.30%.


Seraphine
Idealistická pěvkyně
Riven wins against Seraphine 54.78% of the time which is 2.84% higher against Seraphine than the average opponent.
After normalising both champions win rates Riven wins against Seraphine 1.33% more often than would be expected.
The average opponent winrate against Seraphine is 51.94%.


Yorick
Pastýř duší
Riven wins against Yorick 54.88% of the time which is 5.37% higher against Yorick than the average opponent.
After normalising both champions win rates Riven wins against Yorick 3.86% more often than would be expected.
The average opponent winrate against Yorick is 49.51%.


Smolder
Ohnivé mládě
Riven wins against Smolder 55.56% of the time which is 3.91% higher against Smolder than the average opponent.
After normalising both champions win rates Riven wins against Smolder 2.40% more often than would be expected.
The average opponent winrate against Smolder is 51.65%.


Yone
Nezapomenutý
Riven wins against Yone 55.57% of the time which is 4.12% higher against Yone than the average opponent.
After normalising both champions win rates Riven wins against Yone 2.61% more often than would be expected.
The average opponent winrate against Yone is 51.45%.


Mordekaiser
Železný přízrak
Riven wins against Mordekaiser 56.64% of the time which is 9.41% higher against Mordekaiser than the average opponent.
After normalising both champions win rates Riven wins against Mordekaiser 7.90% more often than would be expected.
The average opponent winrate against Mordekaiser is 47.23%.


Caitlyn
Šerifka z Piltoveru
Riven wins against Caitlyn 58.90% of the time which is 5.91% higher against Caitlyn than the average opponent.
After normalising both champions win rates Riven wins against Caitlyn 4.40% more often than would be expected.
The average opponent winrate against Caitlyn is 52.99%.


Ezreal
Bezstarostný průzkumník
Riven wins against Ezreal 69.96% of the time which is 12.50% higher against Ezreal than the average opponent.
After normalising both champions win rates Riven wins against Ezreal 11.00% more often than would be expected.
The average opponent winrate against Ezreal is 57.46%.