

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: 14,089,347
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 support vs support Counters
Senna support on Patch 14 is the strongest counter to support champions of Veigar, Twitch & Mel. While Senna support is countered most by support champions of Fiddlesticks, Zac & Pyke. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Fiddlesticks
Prastary Strach
Senna wins against Fiddlesticks 45.92% of the time which is 1.14% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 3.45% less often than would be expected.
The average opponent winrate against Fiddlesticks is 47.06%.


Zac
Tajna Broń
Senna wins against Zac 48.11% of the time which is 1.22% lower against Zac than the average opponent.
After normalising both champions win rates Senna wins against Zac 3.53% less often than would be expected.
The average opponent winrate against Zac is 49.33%.


Elise
Królowa Pająków
Senna wins against Elise 48.38% of the time which is 1.07% higher against Elise than the average opponent.
After normalising both champions win rates Senna wins against Elise 1.24% less often than would be expected.
The average opponent winrate against Elise is 47.31%.


Pyke
Rozpruwacz z Krwawego Portu
Senna wins against Pyke 48.38% of the time which is 0.56% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 2.87% less often than would be expected.
The average opponent winrate against Pyke is 48.94%.


Maokai
Spaczony Drzewiec
Senna wins against Maokai 48.51% of the time which is 0.46% higher against Maokai than the average opponent.
After normalising both champions win rates Senna wins against Maokai 1.85% less often than would be expected.
The average opponent winrate against Maokai is 48.05%.


Taric
Tarcza Valoranu
Senna wins against Taric 48.55% of the time which is 2.10% higher against Taric than the average opponent.
After normalising both champions win rates Senna wins against Taric 0.21% less often than would be expected.
The average opponent winrate against Taric is 46.45%.


Zoe
Aspekt Zmierzchu
Senna wins against Zoe 48.73% of the time which is 0.85% lower against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 3.16% less often than would be expected.
The average opponent winrate against Zoe is 49.58%.


Thresh
Strażnik Łańcuchów
Senna wins against Thresh 48.75% of the time which is 0.83% higher against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 1.48% less often than would be expected.
The average opponent winrate against Thresh is 47.92%.


Nami
Władczyni Przypływów
Senna wins against Nami 48.98% of the time which is 1.59% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 0.72% less often than would be expected.
The average opponent winrate against Nami is 47.39%.


Nidalee
Zwierzęca Łowczyni
Senna wins against Nidalee 49.17% of the time which is 0.33% higher against Nidalee than the average opponent.
After normalising both champions win rates Senna wins against Nidalee 1.98% less often than would be expected.
The average opponent winrate against Nidalee is 48.84%.


Sona
Wirtuozka Strun
Senna wins against Sona 49.19% of the time which is 2.20% higher against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 0.11% less often than would be expected.
The average opponent winrate against Sona is 46.99%.


LeBlanc
Oszustka
Senna wins against LeBlanc 49.50% of the time which is 0.78% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 1.53% less often than would be expected.
The average opponent winrate against LeBlanc is 48.72%.


Zyra
Wiedźma Cierni
Senna wins against Zyra 49.56% of the time which is 1.53% higher against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 0.78% less often than would be expected.
The average opponent winrate against Zyra is 48.03%.


Karma
Oświecona
Senna wins against Karma 49.70% of the time which is 1.20% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 1.11% less often than would be expected.
The average opponent winrate against Karma is 48.50%.


Blitzcrank
Wielki Golem Parowy
Senna wins against Blitzcrank 49.91% of the time which is 1.00% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 1.31% less often than would be expected.
The average opponent winrate against Blitzcrank is 48.91%.


Soraka
Gwiezdne Dziecko
Senna wins against Soraka 49.92% of the time which is 2.77% higher against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 0.46% more often than would be expected.
The average opponent winrate against Soraka is 47.15%.


Zilean
Strażnik Czasu
Senna wins against Zilean 49.94% of the time which is 2.04% higher against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 0.27% less often than would be expected.
The average opponent winrate against Zilean is 47.90%.


Leona
Promyk Jutrzenki
Senna wins against Leona 50.07% of the time which is 2.25% higher against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 0.06% less often than would be expected.
The average opponent winrate against Leona is 47.82%.


Lux
Pani Jasności
Senna wins against Lux 50.70% of the time which is 0.82% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 1.49% less often than would be expected.
The average opponent winrate against Lux is 49.88%.


Janna
Szał Burzy
Senna wins against Janna 50.71% of the time which is 3.52% higher against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 1.21% more often than would be expected.
The average opponent winrate against Janna is 47.19%.


Pantheon
Niezniszczalna Włócznia
Senna wins against Pantheon 50.79% of the time which is 1.02% higher against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 1.29% less often than would be expected.
The average opponent winrate against Pantheon is 49.77%.


Nautilus
Tytan Głębin
Senna wins against Nautilus 50.85% of the time which is 1.04% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 1.27% less often than would be expected.
The average opponent winrate against Nautilus is 49.81%.


Milio
Łagodny Płomień
Senna wins against Milio 50.89% of the time which is 4.27% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 1.96% more often than would be expected.
The average opponent winrate against Milio is 46.62%.


Seraphine
Rozmarzona Piosenkarka
Senna wins against Seraphine 50.94% of the time which is 1.16% higher against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 1.15% less often than would be expected.
The average opponent winrate against Seraphine is 49.78%.


Rell
Żelazna Mścicielka
Senna wins against Rell 50.96% of the time which is 1.49% higher against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 0.82% less often than would be expected.
The average opponent winrate against Rell is 49.47%.


Vel'Koz
Oko Pustki
Senna wins against Vel'Koz 51.23% of the time which is 3.42% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 1.11% more often than would be expected.
The average opponent winrate against Vel'Koz is 47.81%.


Shen
Oko Zmierzchu
Senna wins against Shen 51.25% of the time which is 2.10% higher against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 0.21% less often than would be expected.
The average opponent winrate against Shen is 49.15%.


Xerath
Wyniesiony Mag
Senna wins against Xerath 51.32% of the time which is 1.61% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.70% less often than would be expected.
The average opponent winrate against Xerath is 49.71%.


Yuumi
Magiczna Kotka
Senna wins against Yuumi 51.42% of the time which is 0.70% higher against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 1.61% less often than would be expected.
The average opponent winrate against Yuumi is 50.72%.


Sylas
Wyzwolony z Kajdan
Senna wins against Sylas 51.74% of the time which is 1.67% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 0.64% less often than would be expected.
The average opponent winrate against Sylas is 50.07%.


Bard
Wędrujący Opiekun
Senna wins against Bard 51.82% of the time which is 3.09% higher against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 0.78% more often than would be expected.
The average opponent winrate against Bard is 48.73%.


Lulu
Wróżkowa Czarodziejka
Senna wins against Lulu 51.99% of the time which is 2.91% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 0.60% more often than would be expected.
The average opponent winrate against Lulu is 49.08%.


Neeko
Ciekawski Kameleon
Senna wins against Neeko 52.30% of the time which is 2.90% higher against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 0.59% more often than would be expected.
The average opponent winrate against Neeko is 49.40%.


Rakan
Uwodziciel
Senna wins against Rakan 52.48% of the time which is 3.27% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 0.96% more often than would be expected.
The average opponent winrate against Rakan is 49.21%.


Swain
Wielki Generał Noxusu
Senna wins against Swain 52.63% of the time which is 2.21% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 0.10% less often than would be expected.
The average opponent winrate against Swain is 50.42%.


Braum
Serce Freljordu
Senna wins against Braum 52.71% of the time which is 4.63% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 2.32% more often than would be expected.
The average opponent winrate against Braum is 48.08%.


Poppy
Strażniczka Młota
Senna wins against Poppy 52.76% of the time which is 4.99% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 2.68% more often than would be expected.
The average opponent winrate against Poppy is 47.77%.


Morgana
Upadła
Senna wins against Morgana 53.08% of the time which is 4.96% higher against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 2.65% more often than would be expected.
The average opponent winrate against Morgana is 48.12%.


Renata Glasc
Chembaronessa
Senna wins against Renata Glasc 53.21% of the time which is 4.50% higher against Renata Glasc than the average opponent.
After normalising both champions win rates Senna wins against Renata Glasc 2.19% more often than would be expected.
The average opponent winrate against Renata Glasc is 48.71%.


Alistar
Minotaur
Senna wins against Alistar 53.39% of the time which is 3.80% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 1.49% more often than would be expected.
The average opponent winrate against Alistar is 49.59%.


Brand
Płomień Zemsty
Senna wins against Brand 53.42% of the time which is 5.21% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 2.90% more often than would be expected.
The average opponent winrate against Brand is 48.21%.


Tahm Kench
Rzeczny Król
Senna wins against Tahm Kench 53.99% of the time which is 4.62% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 2.31% more often than would be expected.
The average opponent winrate against Tahm Kench is 49.37%.


Shaco
Demoniczny Błazen
Senna wins against Shaco 54.43% of the time which is 4.16% higher against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 1.85% more often than would be expected.
The average opponent winrate against Shaco is 50.27%.


Teemo
Chyży Zwiadowca
Senna wins against Teemo 55.61% of the time which is 7.72% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 5.41% more often than would be expected.
The average opponent winrate against Teemo is 47.89%.


Ashe
Lodowa Łuczniczka
Senna wins against Ashe 55.79% of the time which is 2.24% higher against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 0.06% less often than would be expected.
The average opponent winrate against Ashe is 53.55%.


Galio
Kolos
Senna wins against Galio 57.02% of the time which is 8.44% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 6.13% more often than would be expected.
The average opponent winrate against Galio is 48.58%.


Hwei
Wizjoner
Senna wins against Hwei 58.54% of the time which is 8.24% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 5.93% more often than would be expected.
The average opponent winrate against Hwei is 50.30%.


Mel
Odbicie Duszy
Senna wins against Mel 58.81% of the time which is 4.97% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 2.67% more often than would be expected.
The average opponent winrate against Mel is 53.84%.


Twitch
Szczur Zarazy
Senna wins against Twitch 60.75% of the time which is 4.46% higher against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 2.17% more often than would be expected.
The average opponent winrate against Twitch is 56.29%.


Veigar
Panicz Zła
Senna wins against Veigar 61.00% of the time which is 7.80% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 5.50% more often than would be expected.
The average opponent winrate against Veigar is 53.20%.