

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: 33,733,441
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 Yasuo, Ezreal & Corki. While Senna bottom is countered most by bottom champions of Vel'Koz, Heimerdinger & Aurelion Sol. Below is a detailed breakdown of Senna bottom counters against bottom champions with a minimum of 100 games.


Vel'Koz
el Ojo del Vacío
Senna wins against Vel'Koz 37.20% of the time which is 10.22% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 11.25% less often than would be expected.
The average opponent winrate against Vel'Koz is 47.42%.


Heimerdinger
el Venerable Inventor
Senna wins against Heimerdinger 43.59% of the time which is 4.22% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 5.25% less often than would be expected.
The average opponent winrate against Heimerdinger is 47.81%.


Aurelion Sol
el Forjador de Estrellas
Senna wins against Aurelion Sol 43.61% of the time which is 3.92% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 4.95% less often than would be expected.
The average opponent winrate against Aurelion Sol is 47.53%.


Karthus
el Canto de la Muerte
Senna wins against Karthus 44.37% of the time which is 2.21% lower against Karthus than the average opponent.
After normalising both champions win rates Senna wins against Karthus 3.24% less often than would be expected.
The average opponent winrate against Karthus is 46.58%.


Hwei
el Visionario
Senna wins against Hwei 45.45% of the time which is 1.88% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 2.91% less often than would be expected.
The average opponent winrate against Hwei is 47.33%.


Zyra
el Despertar de las Espinas
Senna wins against Zyra 46.60% of the time which is 0.45% lower against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 1.48% less often than would be expected.
The average opponent winrate against Zyra is 47.05%.


Seraphine
la Cantante Soñadora
Senna wins against Seraphine 46.95% of the time which is 1.34% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 2.37% less often than would be expected.
The average opponent winrate against Seraphine is 48.29%.


Swain
el Gran General Noxiano
Senna wins against Swain 47.94% of the time which is 1.90% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 0.87% more often than would be expected.
The average opponent winrate against Swain is 46.04%.


Tristana
la Artillera Yordle
Senna wins against Tristana 48.27% of the time which is 0.01% higher against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 1.02% less often than would be expected.
The average opponent winrate against Tristana is 48.26%.


Lux
la Dama Luminosa
Senna wins against Lux 48.59% of the time which is 1.16% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.13% more often than would be expected.
The average opponent winrate against Lux is 47.43%.


Twitch
la Rata Mutante
Senna wins against Twitch 48.67% of the time which is 0.31% higher against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 0.72% less often than would be expected.
The average opponent winrate against Twitch is 48.36%.


Smolder
el Dragoncito Flamante
Senna wins against Smolder 48.78% of the time which is 0.29% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 1.32% less often than would be expected.
The average opponent winrate against Smolder is 49.07%.


Veigar
el Pequeño Maestro del Mal
Senna wins against Veigar 49.20% of the time which is 1.43% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 0.40% more often than would be expected.
The average opponent winrate against Veigar is 47.77%.


Brand
la Venganza Ardiente
Senna wins against Brand 49.35% of the time which is 0.69% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 0.34% less often than would be expected.
The average opponent winrate against Brand is 48.66%.


Zeri
La chispa de Zaun
Senna wins against Zeri 49.39% of the time which is 0.46% higher against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 0.57% less often than would be expected.
The average opponent winrate against Zeri is 48.93%.


Jinx
la Bala Perdida
Senna wins against Jinx 49.41% of the time which is 1.23% higher against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.20% more often than would be expected.
The average opponent winrate against Jinx is 48.18%.


Nilah
la Alegría Desatada
Senna wins against Nilah 49.47% of the time which is 2.55% higher against Nilah than the average opponent.
After normalising both champions win rates Senna wins against Nilah 1.52% more often than would be expected.
The average opponent winrate against Nilah is 46.92%.


Ziggs
el Experto en Hexplosivos
Senna wins against Ziggs 49.51% of the time which is 0.89% higher against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 0.14% less often than would be expected.
The average opponent winrate against Ziggs is 48.62%.


Cassiopeia
el Abrazo de la Serpiente
Senna wins against Cassiopeia 49.53% of the time which is 2.74% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 1.71% more often than would be expected.
The average opponent winrate against Cassiopeia is 46.79%.


Viktor
El Heraldo de lo Arcano
Senna wins against Viktor 50.00% of the time which is 1.44% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 0.41% more often than would be expected.
The average opponent winrate against Viktor is 48.56%.


Xerath
el Mago Ascendente
Senna wins against Xerath 50.00% of the time which is 2.40% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 1.37% more often than would be expected.
The average opponent winrate against Xerath is 47.60%.


Sivir
la Señora de la Batalla
Senna wins against Sivir 50.01% of the time which is 2.17% higher against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 1.14% more often than would be expected.
The average opponent winrate against Sivir is 47.84%.


Miss Fortune
la Cazarrecompensas
Senna wins against Miss Fortune 50.18% of the time which is 1.24% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 0.21% more often than would be expected.
The average opponent winrate against Miss Fortune is 48.94%.


Kalista
el Espíritu de la Venganza
Senna wins against Kalista 50.21% of the time which is 3.75% lower against Kalista than the average opponent.
After normalising both champions win rates Senna wins against Kalista 4.77% less often than would be expected.
The average opponent winrate against Kalista is 53.96%.


Caitlyn
la Sheriff de Piltóver
Senna wins against Caitlyn 50.53% of the time which is 0.22% higher against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 0.81% less often than would be expected.
The average opponent winrate against Caitlyn is 50.31%.


Jhin
el Virtuoso
Senna wins against Jhin 50.79% of the time which is 0.63% higher against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 0.40% less often than would be expected.
The average opponent winrate against Jhin is 50.16%.


Aphelios
El Arma de los Adeptos
Senna wins against Aphelios 50.80% of the time which is 0.81% higher against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 0.22% less often than would be expected.
The average opponent winrate against Aphelios is 49.99%.


Samira
la Rosa del Desierto
Senna wins against Samira 50.81% of the time which is 1.96% higher against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 0.93% more often than would be expected.
The average opponent winrate against Samira is 48.85%.


Vayne
la Cazadora Nocturna
Senna wins against Vayne 50.83% of the time which is 3.08% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 2.05% more often than would be expected.
The average opponent winrate against Vayne is 47.75%.


Ashe
la Arquera de Hielo
Senna wins against Ashe 50.91% of the time which is 2.19% higher against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 1.16% more often than would be expected.
The average opponent winrate against Ashe is 48.72%.


Lucian
el Purificador
Senna wins against Lucian 51.02% of the time which is 1.78% higher against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 0.75% more often than would be expected.
The average opponent winrate against Lucian is 49.24%.


Kai'Sa
La Hija del Vacío
Senna wins against Kai'Sa 51.19% of the time which is 1.15% higher against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.12% more often than would be expected.
The average opponent winrate against Kai'Sa is 50.04%.


Yunara
La Fe Inquebrantable
Senna wins against Yunara 51.25% of the time which is 1.71% lower against Yunara than the average opponent.
After normalising both champions win rates Senna wins against Yunara 2.74% less often than would be expected.
The average opponent winrate against Yunara is 52.96%.


Draven
el Glorioso Ejecutor
Senna wins against Draven 52.34% of the time which is 1.88% higher against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 0.85% more often than would be expected.
The average opponent winrate against Draven is 50.46%.


Kog'Maw
la Boca del Abismo
Senna wins against Kog'Maw 52.52% of the time which is 6.34% higher against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 5.31% more often than would be expected.
The average opponent winrate against Kog'Maw is 46.18%.


Xayah
la Rebelde
Senna wins against Xayah 52.65% of the time which is 3.31% higher against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 2.28% more often than would be expected.
The average opponent winrate against Xayah is 49.34%.


Mel
el Reflejo del Alma
Senna wins against Mel 53.00% of the time which is 3.22% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 2.19% more often than would be expected.
The average opponent winrate against Mel is 49.78%.


Syndra
la Soberana Oscura
Senna wins against Syndra 53.04% of the time which is 2.17% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 1.14% more often than would be expected.
The average opponent winrate against Syndra is 50.87%.


Corki
el Bombardero Osado
Senna wins against Corki 53.28% of the time which is 2.46% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 1.43% more often than would be expected.
The average opponent winrate against Corki is 50.82%.


Varus
la Flecha del Castigo
Senna wins against Varus 53.28% of the time which is 1.55% higher against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 0.52% more often than would be expected.
The average opponent winrate against Varus is 51.73%.


Ezreal
el Explorador Pródigo
Senna wins against Ezreal 53.69% of the time which is 1.37% higher against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 0.34% more often than would be expected.
The average opponent winrate against Ezreal is 52.32%.


Yasuo
el Imperdonable
Senna wins against Yasuo 54.75% of the time which is 7.20% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 6.17% more often than would be expected.
The average opponent winrate against Yasuo is 47.55%.