

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.
Master+ Champions Analysed: 3,989,614
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 Kalista, Samira & Swain. While Senna bottom is countered most by bottom champions of Vel'Koz, Aurelion Sol & Ziggs. 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 42.61% of the time which is 2.50% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 8.68% less often than would be expected.
The average opponent winrate against Vel'Koz is 45.11%.


Aurelion Sol
el Forjador de Estrellas
Senna wins against Aurelion Sol 44.71% of the time which is 1.21% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 7.40% less often than would be expected.
The average opponent winrate against Aurelion Sol is 45.92%.


Ziggs
el Experto en Hexplosivos
Senna wins against Ziggs 46.18% of the time which is 1.24% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 7.43% less often than would be expected.
The average opponent winrate against Ziggs is 47.42%.


Cassiopeia
el Abrazo de la Serpiente
Senna wins against Cassiopeia 48.36% of the time which is 1.63% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 4.56% less often than would be expected.
The average opponent winrate against Cassiopeia is 46.73%.


Seraphine
la Cantante Soñadora
Senna wins against Seraphine 48.61% of the time which is 1.85% higher against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 4.34% less often than would be expected.
The average opponent winrate against Seraphine is 46.76%.


Nilah
la Alegría Desatada
Senna wins against Nilah 49.06% of the time which is 3.98% higher against Nilah than the average opponent.
After normalising both champions win rates Senna wins against Nilah 2.20% less often than would be expected.
The average opponent winrate against Nilah is 45.08%.


Karthus
el Canto de la Muerte
Senna wins against Karthus 49.06% of the time which is 5.01% higher against Karthus than the average opponent.
After normalising both champions win rates Senna wins against Karthus 1.16% less often than would be expected.
The average opponent winrate against Karthus is 44.05%.


Tristana
la Artillera Yordle
Senna wins against Tristana 49.18% of the time which is 3.31% higher against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 2.88% less often than would be expected.
The average opponent winrate against Tristana is 45.87%.


Veigar
el Pequeño Maestro del Mal
Senna wins against Veigar 49.21% of the time which is 1.07% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 5.12% less often than would be expected.
The average opponent winrate against Veigar is 48.14%.


Vayne
la Cazadora Nocturna
Senna wins against Vayne 49.68% of the time which is 3.61% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 2.58% less often than would be expected.
The average opponent winrate against Vayne is 46.07%.


Kog'Maw
la Boca del Abismo
Senna wins against Kog'Maw 51.58% of the time which is 6.72% higher against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 0.54% more often than would be expected.
The average opponent winrate against Kog'Maw is 44.86%.


Sivir
la Señora de la Batalla
Senna wins against Sivir 52.04% of the time which is 5.98% higher against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 0.21% less often than would be expected.
The average opponent winrate against Sivir is 46.06%.


Draven
el Glorioso Ejecutor
Senna wins against Draven 52.61% of the time which is 6.03% higher against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 0.16% less often than would be expected.
The average opponent winrate against Draven is 46.58%.


Corki
el Bombardero Osado
Senna wins against Corki 52.66% of the time which is 4.65% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 1.54% less often than would be expected.
The average opponent winrate against Corki is 48.01%.


Xayah
la Rebelde
Senna wins against Xayah 52.95% of the time which is 5.71% higher against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 0.48% less often than would be expected.
The average opponent winrate against Xayah is 47.24%.


Miss Fortune
la Cazarrecompensas
Senna wins against Miss Fortune 53.02% of the time which is 5.87% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 0.32% less often than would be expected.
The average opponent winrate against Miss Fortune is 47.15%.


Jinx
la Bala Perdida
Senna wins against Jinx 53.18% of the time which is 6.86% higher against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.67% more often than would be expected.
The average opponent winrate against Jinx is 46.32%.


Hwei
el Visionario
Senna wins against Hwei 53.23% of the time which is 6.23% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.04% more often than would be expected.
The average opponent winrate against Hwei is 47.00%.


Yasuo
el Imperdonable
Senna wins against Yasuo 53.59% of the time which is 9.01% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 2.83% more often than would be expected.
The average opponent winrate against Yasuo is 44.58%.


Smolder
el Dragoncito Flamante
Senna wins against Smolder 53.64% of the time which is 6.00% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.19% less often than would be expected.
The average opponent winrate against Smolder is 47.64%.


Lux
la Dama Luminosa
Senna wins against Lux 54.17% of the time which is 8.38% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 2.19% more often than would be expected.
The average opponent winrate against Lux is 45.79%.


Kai'Sa
La Hija del Vacío
Senna wins against Kai'Sa 54.21% of the time which is 5.92% higher against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.27% less often than would be expected.
The average opponent winrate against Kai'Sa is 48.29%.


Ashe
la Arquera de Hielo
Senna wins against Ashe 54.37% of the time which is 7.87% higher against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 1.68% more often than would be expected.
The average opponent winrate against Ashe is 46.50%.


Ezreal
el Explorador Pródigo
Senna wins against Ezreal 54.43% of the time which is 4.87% higher against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 1.32% less often than would be expected.
The average opponent winrate against Ezreal is 49.56%.


Twitch
la Rata Mutante
Senna wins against Twitch 54.58% of the time which is 8.69% higher against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 2.50% more often than would be expected.
The average opponent winrate against Twitch is 45.89%.


Zeri
La chispa de Zaun
Senna wins against Zeri 54.75% of the time which is 6.93% higher against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 0.74% more often than would be expected.
The average opponent winrate against Zeri is 47.82%.


Varus
la Flecha del Castigo
Senna wins against Varus 54.93% of the time which is 6.00% higher against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 0.19% less often than would be expected.
The average opponent winrate against Varus is 48.93%.


Lucian
el Purificador
Senna wins against Lucian 55.25% of the time which is 7.75% higher against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 1.56% more often than would be expected.
The average opponent winrate against Lucian is 47.50%.


Aphelios
El Arma de los Adeptos
Senna wins against Aphelios 55.30% of the time which is 7.13% higher against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 0.94% more often than would be expected.
The average opponent winrate against Aphelios is 48.17%.


Mel
el Reflejo del Alma
Senna wins against Mel 55.30% of the time which is 5.92% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.27% less often than would be expected.
The average opponent winrate against Mel is 49.38%.


Jhin
el Virtuoso
Senna wins against Jhin 55.43% of the time which is 6.53% higher against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 0.34% more often than would be expected.
The average opponent winrate against Jhin is 48.90%.


Caitlyn
la Sheriff de Piltóver
Senna wins against Caitlyn 55.60% of the time which is 7.69% higher against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 1.50% more often than would be expected.
The average opponent winrate against Caitlyn is 47.91%.


Swain
el Gran General Noxiano
Senna wins against Swain 55.67% of the time which is 10.60% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 4.42% more often than would be expected.
The average opponent winrate against Swain is 45.07%.


Samira
la Rosa del Desierto
Senna wins against Samira 55.78% of the time which is 8.63% higher against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 2.44% more often than would be expected.
The average opponent winrate against Samira is 47.15%.


Kalista
el Espíritu de la Venganza
Senna wins against Kalista 55.85% of the time which is 4.99% higher against Kalista than the average opponent.
After normalising both champions win rates Senna wins against Kalista 1.19% less often than would be expected.
The average opponent winrate against Kalista is 50.86%.