

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: 192,915,870
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.


Senna Counters
Senna bottom vs bottom Counters
Senna bottom on Patch 30 is the strongest counter to bottom champions of Irelia, Aurora & Malzahar. While Senna bottom is countered most by bottom champions of Heimerdinger, Karthus & Lux. Below is a detailed breakdown of Senna bottom counters against bottom champions with a minimum of 100 games.


Heimerdinger
el Venerable Inventor
Senna wins against Heimerdinger 42.86% of the time which is 4.72% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 4.66% less often than would be expected.
The average opponent winrate against Heimerdinger is 47.58%.


Karthus
el Canto de la Muerte
Senna wins against Karthus 44.72% of the time which is 2.77% lower against Karthus than the average opponent.
After normalising both champions win rates Senna wins against Karthus 2.71% less often than would be expected.
The average opponent winrate against Karthus is 47.49%.


Lux
la Dama Luminosa
Senna wins against Lux 45.30% of the time which is 3.48% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 3.42% less often than would be expected.
The average opponent winrate against Lux is 48.78%.


Veigar
el Pequeño Maestro del Mal
Senna wins against Veigar 45.55% of the time which is 1.69% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.63% less often than would be expected.
The average opponent winrate against Veigar is 47.24%.


Swain
el Gran General Noxiano
Senna wins against Swain 45.64% of the time which is 1.21% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 1.15% less often than would be expected.
The average opponent winrate against Swain is 46.85%.


Aurelion Sol
el Forjador de Estrellas
Senna wins against Aurelion Sol 45.93% of the time which is 2.27% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 2.21% less often than would be expected.
The average opponent winrate against Aurelion Sol is 48.20%.


Cassiopeia
el Abrazo de la Serpiente
Senna wins against Cassiopeia 46.29% of the time which is 2.28% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 2.22% less often than would be expected.
The average opponent winrate against Cassiopeia is 48.57%.


Viktor
El Heraldo de lo Arcano
Senna wins against Viktor 47.14% of the time which is 0.88% lower against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 0.82% less often than would be expected.
The average opponent winrate against Viktor is 48.02%.


Ziggs
el Experto en Hexplosivos
Senna wins against Ziggs 47.58% of the time which is 0.24% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 0.18% less often than would be expected.
The average opponent winrate against Ziggs is 47.82%.


Seraphine
la Cantante Soñadora
Senna wins against Seraphine 47.64% of the time which is 1.66% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 1.60% less often than would be expected.
The average opponent winrate against Seraphine is 49.30%.


Ahri
la Vastaya de Nueve Colas
Senna wins against Ahri 47.68% of the time which is 5.45% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 5.39% less often than would be expected.
The average opponent winrate against Ahri is 53.13%.


Katarina
la Daga Siniestra
Senna wins against Katarina 47.69% of the time which is 2.72% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 2.66% less often than would be expected.
The average opponent winrate against Katarina is 50.41%.


Xerath
el Mago Ascendente
Senna wins against Xerath 47.93% of the time which is 0.52% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.46% less often than would be expected.
The average opponent winrate against Xerath is 48.45%.


Nilah
la Alegría Desatada
Senna wins against Nilah 47.95% of the time which is 0.67% higher against Nilah than the average opponent.
After normalising both champions win rates Senna wins against Nilah 0.73% more often than would be expected.
The average opponent winrate against Nilah is 47.28%.


Smolder
el Dragoncito Flamante
Senna wins against Smolder 48.17% of the time which is 0.02% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.08% more often than would be expected.
The average opponent winrate against Smolder is 48.15%.


Hwei
el Visionario
Senna wins against Hwei 48.24% of the time which is 0.80% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.86% more often than would be expected.
The average opponent winrate against Hwei is 47.44%.


Vel'Koz
el Ojo del Vacío
Senna wins against Vel'Koz 48.28% of the time which is 0.52% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 0.58% more often than would be expected.
The average opponent winrate against Vel'Koz is 47.76%.


Tristana
la Artillera Yordle
Senna wins against Tristana 48.36% of the time which is 2.15% lower against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 2.09% less often than would be expected.
The average opponent winrate against Tristana is 50.51%.


Mel
el Reflejo del Alma
Senna wins against Mel 48.43% of the time which is 2.18% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 2.12% less often than would be expected.
The average opponent winrate against Mel is 50.61%.


Kog'Maw
la Boca del Abismo
Senna wins against Kog'Maw 48.57% of the time which is 1.07% higher against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 1.13% more often than would be expected.
The average opponent winrate against Kog'Maw is 47.50%.


Jinx
la Bala Perdida
Senna wins against Jinx 48.58% of the time which is 0.33% lower against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.27% less often than would be expected.
The average opponent winrate against Jinx is 48.91%.


Cho'Gath
el Terror del Vacío
Senna wins against Cho'Gath 48.70% of the time which is 2.79% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 2.73% less often than would be expected.
The average opponent winrate against Cho'Gath is 51.49%.


Sivir
la Señora de la Batalla
Senna wins against Sivir 48.74% of the time which is 0.53% higher against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 0.59% more often than would be expected.
The average opponent winrate against Sivir is 48.21%.


Twitch
la Rata Mutante
Senna wins against Twitch 48.84% of the time which is 0.22% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 0.16% less often than would be expected.
The average opponent winrate against Twitch is 49.06%.


Miss Fortune
la Cazarrecompensas
Senna wins against Miss Fortune 49.30% of the time which is 0.19% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 0.25% more often than would be expected.
The average opponent winrate against Miss Fortune is 49.11%.


Aphelios
El Arma de los Adeptos
Senna wins against Aphelios 49.60% of the time which is 0.54% lower against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 0.48% less often than would be expected.
The average opponent winrate against Aphelios is 50.14%.


Jhin
el Virtuoso
Senna wins against Jhin 49.67% of the time which is 0.32% lower against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 0.26% less often than would be expected.
The average opponent winrate against Jhin is 49.99%.


Zyra
el Despertar de las Espinas
Senna wins against Zyra 49.72% of the time which is 0.46% higher against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 0.52% more often than would be expected.
The average opponent winrate against Zyra is 49.26%.


Zeri
La chispa de Zaun
Senna wins against Zeri 49.73% of the time which is 0.00% lower against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 0.06% more often than would be expected.
The average opponent winrate against Zeri is 49.73%.


Vayne
la Cazadora Nocturna
Senna wins against Vayne 49.75% of the time which is 1.53% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 1.59% more often than would be expected.
The average opponent winrate against Vayne is 48.22%.


Ashe
la Arquera de Hielo
Senna wins against Ashe 49.77% of the time which is 0.17% higher against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 0.23% more often than would be expected.
The average opponent winrate against Ashe is 49.60%.


Caitlyn
la Sheriff de Piltóver
Senna wins against Caitlyn 49.82% of the time which is 0.70% lower against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 0.64% less often than would be expected.
The average opponent winrate against Caitlyn is 50.52%.


Kai'Sa
La Hija del Vacío
Senna wins against Kai'Sa 49.98% of the time which is 0.43% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.37% less often than would be expected.
The average opponent winrate against Kai'Sa is 50.41%.


Yunara
La Fe Inquebrantable
Senna wins against Yunara 50.52% of the time which is 0.20% lower against Yunara than the average opponent.
After normalising both champions win rates Senna wins against Yunara 0.14% less often than would be expected.
The average opponent winrate against Yunara is 50.72%.


Lucian
el Purificador
Senna wins against Lucian 50.92% of the time which is 0.10% higher against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 0.16% more often than would be expected.
The average opponent winrate against Lucian is 50.82%.


Teemo
el Explorador Veloz
Senna wins against Teemo 51.14% of the time which is 0.22% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 0.28% more often than would be expected.
The average opponent winrate against Teemo is 50.92%.


Xayah
Senna wins against Xayah 51.28% of the time which is 0.82% higher against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 0.88% more often than would be expected.
The average opponent winrate against Xayah is 50.46%.


Syndra
la Soberana Oscura
Senna wins against Syndra 51.40% of the time which is 0.20% lower against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 0.14% less often than would be expected.
The average opponent winrate against Syndra is 51.60%.


Yasuo
el Imperdonable
Senna wins against Yasuo 51.40% of the time which is 2.53% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 2.59% more often than would be expected.
The average opponent winrate against Yasuo is 48.87%.


Samira
la Rosa del Desierto
Senna wins against Samira 51.77% of the time which is 2.20% higher against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 2.26% more often than would be expected.
The average opponent winrate against Samira is 49.57%.


Draven
el Glorioso Ejecutor
Senna wins against Draven 51.78% of the time which is 0.19% higher against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 0.25% more often than would be expected.
The average opponent winrate against Draven is 51.59%.


Corki
el Bombardero Osado
Senna wins against Corki 52.11% of the time which is 0.06% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 0.12% more often than would be expected.
The average opponent winrate against Corki is 52.05%.


Quinn
las Alas de Demacia
Senna wins against Quinn 52.70% of the time which is 1.20% higher against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 1.26% more often than would be expected.
The average opponent winrate against Quinn is 51.50%.


Twisted Fate
el Maestro de las Cartas
Senna wins against Twisted Fate 52.88% of the time which is 0.08% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 0.02% less often than would be expected.
The average opponent winrate against Twisted Fate is 52.96%.


Brand
la Venganza Ardiente
Senna wins against Brand 52.99% of the time which is 4.84% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 4.90% more often than would be expected.
The average opponent winrate against Brand is 48.15%.


Varus
la Flecha del Castigo
Senna wins against Varus 53.04% of the time which is 0.24% higher against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 0.30% more often than would be expected.
The average opponent winrate against Varus is 52.80%.


Ezreal
el Explorador Pródigo
Senna wins against Ezreal 53.04% of the time which is 0.29% higher against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 0.35% more often than would be expected.
The average opponent winrate against Ezreal is 52.75%.


Kalista
el Espíritu de la Venganza
Senna wins against Kalista 53.18% of the time which is 2.11% lower against Kalista than the average opponent.
After normalising both champions win rates Senna wins against Kalista 2.05% less often than would be expected.
The average opponent winrate against Kalista is 55.29%.


Yone
el Imborrable
Senna wins against Yone 53.92% of the time which is 0.53% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.47% less often than would be expected.
The average opponent winrate against Yone is 54.45%.


Sion
el Coloso no Muerto
Senna wins against Sion 54.00% of the time which is 2.13% higher against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 2.19% more often than would be expected.
The average opponent winrate against Sion is 51.87%.


Akshan
el Centinela Rebelde
Senna wins against Akshan 54.46% of the time which is 2.52% higher against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 2.58% more often than would be expected.
The average opponent winrate against Akshan is 51.94%.


Morgana
la Desolada
Senna wins against Morgana 56.16% of the time which is 2.72% higher against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 2.78% more often than would be expected.
The average opponent winrate against Morgana is 53.44%.


Malzahar
el Profeta del Vacío
Senna wins against Malzahar 56.96% of the time which is 8.67% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 8.73% more often than would be expected.
The average opponent winrate against Malzahar is 48.29%.


Aurora
la Bruja entre Mundos
Senna wins against Aurora 58.82% of the time which is 6.27% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 6.33% more often than would be expected.
The average opponent winrate against Aurora is 52.55%.


Irelia
la Cuchilla Danzante
Senna wins against Irelia 60.77% of the time which is 7.87% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 7.93% more often than would be expected.
The average opponent winrate against Irelia is 52.90%.