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.
Bronze Champions Analysed: 17,808,321
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 bottom Counters
Riven top on Patch 15.9 is the strongest counter to bottom champions of Kalista, Aphelios & Varus. While Riven top is countered most by bottom champions of Lux, Ziggs & Vayne. Below is a detailed breakdown of Riven top counters against bottom champions with a minimum of 100 games.
Lux
a Dama da Luz
Riven wins against Lux 37.31% of the time which is 11.52% lower against Lux than the average opponent.
After normalising both champions win rates Riven wins against Lux 8.56% less often than would be expected.
The average opponent winrate against Lux is 48.83%.
Ziggs
o Especialista em Hexplosivos
Riven wins against Ziggs 44.65% of the time which is 3.95% lower against Ziggs than the average opponent.
After normalising both champions win rates Riven wins against Ziggs 0.99% less often than would be expected.
The average opponent winrate against Ziggs is 48.60%.
Vayne
a Caçadora Noturna
Riven wins against Vayne 44.79% of the time which is 4.32% lower against Vayne than the average opponent.
After normalising both champions win rates Riven wins against Vayne 1.35% less often than would be expected.
The average opponent winrate against Vayne is 49.11%.
Corki
o Bombardeiro Ousado
Riven wins against Corki 44.86% of the time which is 8.49% lower against Corki than the average opponent.
After normalising both champions win rates Riven wins against Corki 5.52% less often than would be expected.
The average opponent winrate against Corki is 53.35%.
Twitch
o Semeador da Peste
Riven wins against Twitch 45.25% of the time which is 3.94% lower against Twitch than the average opponent.
After normalising both champions win rates Riven wins against Twitch 0.97% less often than would be expected.
The average opponent winrate against Twitch is 49.19%.
Xayah
a Rebelde
Riven wins against Xayah 45.36% of the time which is 5.08% lower against Xayah than the average opponent.
After normalising both champions win rates Riven wins against Xayah 2.11% less often than would be expected.
The average opponent winrate against Xayah is 50.44%.
Miss Fortune
a Caçadora de Recompensas
Riven wins against Miss Fortune 45.42% of the time which is 2.56% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Riven wins against Miss Fortune 0.40% more often than would be expected.
The average opponent winrate against Miss Fortune is 47.98%.
Yasuo
o Imperdoável
Riven wins against Yasuo 45.45% of the time which is 3.16% lower against Yasuo than the average opponent.
After normalising both champions win rates Riven wins against Yasuo 0.20% less often than would be expected.
The average opponent winrate against Yasuo is 48.61%.
Veigar
o Pequeno Mestre do Mal
Riven wins against Veigar 45.50% of the time which is 0.91% lower against Veigar than the average opponent.
After normalising both champions win rates Riven wins against Veigar 2.03% more often than would be expected.
The average opponent winrate against Veigar is 46.41%.
Sivir
a Mestra da Batalha
Riven wins against Sivir 45.57% of the time which is 4.14% lower against Sivir than the average opponent.
After normalising both champions win rates Riven wins against Sivir 1.17% less often than would be expected.
The average opponent winrate against Sivir is 49.71%.
Caitlyn
a Xerife de Piltover
Riven wins against Caitlyn 45.91% of the time which is 4.36% lower against Caitlyn than the average opponent.
After normalising both champions win rates Riven wins against Caitlyn 1.39% less often than would be expected.
The average opponent winrate against Caitlyn is 50.27%.
Kog'Maw
a Boca do Abismo
Riven wins against Kog'Maw 46.03% of the time which is 1.97% lower against Kog'Maw than the average opponent.
After normalising both champions win rates Riven wins against Kog'Maw 0.99% more often than would be expected.
The average opponent winrate against Kog'Maw is 48.00%.
Mel
o Reflexo da Alma
Riven wins against Mel 46.14% of the time which is 2.97% lower against Mel than the average opponent.
After normalising both champions win rates Riven wins against Mel 0.00% less often than would be expected.
The average opponent winrate against Mel is 49.11%.
Smolder
o Filhote Flamejante
Riven wins against Smolder 46.25% of the time which is 3.66% lower against Smolder than the average opponent.
After normalising both champions win rates Riven wins against Smolder 0.69% less often than would be expected.
The average opponent winrate against Smolder is 49.91%.
Jhin
o Virtuoso
Riven wins against Jhin 46.38% of the time which is 3.26% lower against Jhin than the average opponent.
After normalising both champions win rates Riven wins against Jhin 0.29% less often than would be expected.
The average opponent winrate against Jhin is 49.64%.
Jinx
o Gatilho Desenfreado
Riven wins against Jinx 46.44% of the time which is 2.25% lower against Jinx than the average opponent.
After normalising both champions win rates Riven wins against Jinx 0.71% more often than would be expected.
The average opponent winrate against Jinx is 48.69%.
Nilah
a Alegria Irrestrita
Riven wins against Nilah 46.56% of the time which is 0.30% lower against Nilah than the average opponent.
After normalising both champions win rates Riven wins against Nilah 2.65% more often than would be expected.
The average opponent winrate against Nilah is 46.86%.
Lucian
o Purificador
Riven wins against Lucian 46.96% of the time which is 4.42% lower against Lucian than the average opponent.
After normalising both champions win rates Riven wins against Lucian 1.45% less often than would be expected.
The average opponent winrate against Lucian is 51.38%.
Tristana
a Artilheira Yordle
Riven wins against Tristana 47.15% of the time which is 3.49% lower against Tristana than the average opponent.
After normalising both champions win rates Riven wins against Tristana 0.52% less often than would be expected.
The average opponent winrate against Tristana is 50.64%.
Swain
o Grande General Noxiano
Riven wins against Swain 47.59% of the time which is 1.58% higher against Swain than the average opponent.
After normalising both champions win rates Riven wins against Swain 4.52% more often than would be expected.
The average opponent winrate against Swain is 46.01%.
Ashe
a Arqueira do Gelo
Riven wins against Ashe 48.29% of the time which is 2.03% lower against Ashe than the average opponent.
After normalising both champions win rates Riven wins against Ashe 0.94% more often than would be expected.
The average opponent winrate against Ashe is 50.32%.
Zeri
A Faísca de Zaun
Riven wins against Zeri 48.50% of the time which is 1.99% lower against Zeri than the average opponent.
After normalising both champions win rates Riven wins against Zeri 0.98% more often than would be expected.
The average opponent winrate against Zeri is 50.49%.
Samira
a Rosa do Deserto
Riven wins against Samira 48.51% of the time which is 1.86% lower against Samira than the average opponent.
After normalising both champions win rates Riven wins against Samira 1.11% more often than would be expected.
The average opponent winrate against Samira is 50.37%.
Draven
o Carrasco de Noxus
Riven wins against Draven 49.19% of the time which is 3.10% lower against Draven than the average opponent.
After normalising both champions win rates Riven wins against Draven 0.13% less often than would be expected.
The average opponent winrate against Draven is 52.29%.
Kai'Sa
a Filha do Vazio
Riven wins against Kai'Sa 49.31% of the time which is 2.65% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Riven wins against Kai'Sa 0.32% more often than would be expected.
The average opponent winrate against Kai'Sa is 51.96%.
Ezreal
o Explorador Pródigo
Riven wins against Ezreal 50.03% of the time which is 2.58% lower against Ezreal than the average opponent.
After normalising both champions win rates Riven wins against Ezreal 0.39% more often than would be expected.
The average opponent winrate against Ezreal is 52.61%.
Varus
a Flecha da Vingança
Riven wins against Varus 50.19% of the time which is 2.13% lower against Varus than the average opponent.
After normalising both champions win rates Riven wins against Varus 0.84% more often than would be expected.
The average opponent winrate against Varus is 52.32%.
Aphelios
a Arma dos Devotos
Riven wins against Aphelios 50.71% of the time which is 0.42% higher against Aphelios than the average opponent.
After normalising both champions win rates Riven wins against Aphelios 3.39% more often than would be expected.
The average opponent winrate against Aphelios is 50.29%.
Kalista
a Lança da Vingança
Riven wins against Kalista 52.40% of the time which is 1.90% lower against Kalista than the average opponent.
After normalising both champions win rates Riven wins against Kalista 1.06% more often than would be expected.
The average opponent winrate against Kalista is 54.30%.




























