

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.
Iron Champions Analysed: 18,320,905
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 30 is the strongest counter to support champions of Twitch, Yuumi & Elise. While Senna support is countered most by support champions of Sett, Sylas & Teemo. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Sett
Szef
Senna wins against Sett 36.67% of the time which is 13.70% lower against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 6.96% less often than would be expected.
The average opponent winrate against Sett is 50.37%.


Sylas
Wyzwolony z Kajdan
Senna wins against Sylas 39.20% of the time which is 12.83% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 6.08% less often than would be expected.
The average opponent winrate against Sylas is 52.03%.


Teemo
Chyży Zwiadowca
Senna wins against Teemo 40.28% of the time which is 7.93% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 1.21% less often than would be expected.
The average opponent winrate against Teemo is 48.21%.


Zyra
Wiedźma Cierni
Senna wins against Zyra 41.34% of the time which is 8.39% lower against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 1.65% less often than would be expected.
The average opponent winrate against Zyra is 49.73%.


Taric
Tarcza Valoranu
Senna wins against Taric 41.54% of the time which is 7.17% lower against Taric than the average opponent.
After normalising both champions win rates Senna wins against Taric 0.44% less often than would be expected.
The average opponent winrate against Taric is 48.71%.


Amumu
Smutna Mumia
Senna wins against Amumu 41.70% of the time which is 8.76% lower against Amumu than the average opponent.
After normalising both champions win rates Senna wins against Amumu 2.02% less often than would be expected.
The average opponent winrate against Amumu is 50.46%.


Vel'Koz
Oko Pustki
Senna wins against Vel'Koz 41.80% of the time which is 9.10% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 2.35% less often than would be expected.
The average opponent winrate against Vel'Koz is 50.90%.


Veigar
Panicz Zła
Senna wins against Veigar 41.86% of the time which is 10.85% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 4.10% less often than would be expected.
The average opponent winrate against Veigar is 52.71%.


Nami
Władczyni Przypływów
Senna wins against Nami 42.41% of the time which is 7.54% lower against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 0.80% less often than would be expected.
The average opponent winrate against Nami is 49.95%.


Brand
Płomień Zemsty
Senna wins against Brand 42.65% of the time which is 7.75% lower against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 1.01% less often than would be expected.
The average opponent winrate against Brand is 50.40%.


Lux
Pani Jasności
Senna wins against Lux 42.81% of the time which is 8.33% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 1.58% less often than would be expected.
The average opponent winrate against Lux is 51.14%.


Xerath
Wyniesiony Mag
Senna wins against Xerath 43.09% of the time which is 7.88% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 1.13% less often than would be expected.
The average opponent winrate against Xerath is 50.97%.


Neeko
Ciekawski Kameleon
Senna wins against Neeko 43.19% of the time which is 9.69% lower against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 2.94% less often than would be expected.
The average opponent winrate against Neeko is 52.88%.


Renata Glasc
Chembaronessa
Senna wins against Renata Glasc 43.59% of the time which is 8.57% lower against Renata Glasc than the average opponent.
After normalising both champions win rates Senna wins against Renata Glasc 1.82% less often than would be expected.
The average opponent winrate against Renata Glasc is 52.16%.


Swain
Wielki Generał Noxusu
Senna wins against Swain 43.63% of the time which is 7.39% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 0.64% less often than would be expected.
The average opponent winrate against Swain is 51.02%.


Milio
Łagodny Płomień
Senna wins against Milio 43.86% of the time which is 4.75% lower against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 1.98% more often than would be expected.
The average opponent winrate against Milio is 48.61%.


Morgana
Upadła
Senna wins against Morgana 43.87% of the time which is 6.48% lower against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 0.26% more often than would be expected.
The average opponent winrate against Morgana is 50.35%.


Blitzcrank
Wielki Golem Parowy
Senna wins against Blitzcrank 44.29% of the time which is 8.21% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 1.46% less often than would be expected.
The average opponent winrate against Blitzcrank is 52.50%.


Shen
Oko Zmierzchu
Senna wins against Shen 44.36% of the time which is 5.58% lower against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 1.16% more often than would be expected.
The average opponent winrate against Shen is 49.94%.


Zoe
Aspekt Zmierzchu
Senna wins against Zoe 44.37% of the time which is 7.87% lower against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 1.12% less often than would be expected.
The average opponent winrate against Zoe is 52.24%.


Sona
Wirtuozka Strun
Senna wins against Sona 44.63% of the time which is 4.98% lower against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 1.76% more often than would be expected.
The average opponent winrate against Sona is 49.61%.


LeBlanc
Oszustka
Senna wins against LeBlanc 44.72% of the time which is 5.92% lower against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 0.82% more often than would be expected.
The average opponent winrate against LeBlanc is 50.64%.


Pantheon
Niezniszczalna Włócznia
Senna wins against Pantheon 44.83% of the time which is 7.50% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 0.75% less often than would be expected.
The average opponent winrate against Pantheon is 52.33%.


Sion
Nieumarły Niszczyciel
Senna wins against Sion 44.87% of the time which is 4.38% lower against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 2.35% more often than would be expected.
The average opponent winrate against Sion is 49.25%.


Maokai
Spaczony Drzewiec
Senna wins against Maokai 44.96% of the time which is 5.52% lower against Maokai than the average opponent.
After normalising both champions win rates Senna wins against Maokai 1.22% more often than would be expected.
The average opponent winrate against Maokai is 50.48%.


Zilean
Strażnik Czasu
Senna wins against Zilean 44.96% of the time which is 7.35% lower against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 0.60% less often than would be expected.
The average opponent winrate against Zilean is 52.31%.


Poppy
Strażniczka Młota
Senna wins against Poppy 45.08% of the time which is 5.97% lower against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 0.78% more often than would be expected.
The average opponent winrate against Poppy is 51.05%.


Pyke
Rozpruwacz z Krwawego Portu
Senna wins against Pyke 45.09% of the time which is 8.64% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 1.89% less often than would be expected.
The average opponent winrate against Pyke is 53.73%.


Nautilus
Tytan Głębin
Senna wins against Nautilus 45.33% of the time which is 6.87% lower against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 0.12% less often than would be expected.
The average opponent winrate against Nautilus is 52.20%.


Leona
Promyk Jutrzenki
Senna wins against Leona 45.41% of the time which is 4.85% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 1.89% more often than would be expected.
The average opponent winrate against Leona is 50.26%.


Heimerdinger
Wielbiony Wynalazca
Senna wins against Heimerdinger 45.45% of the time which is 5.47% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 1.28% more often than would be expected.
The average opponent winrate against Heimerdinger is 50.92%.


Seraphine
Rozmarzona Piosenkarka
Senna wins against Seraphine 45.47% of the time which is 7.27% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 0.52% less often than would be expected.
The average opponent winrate against Seraphine is 52.74%.


Shaco
Demoniczny Błazen
Senna wins against Shaco 45.60% of the time which is 5.42% lower against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 1.33% more often than would be expected.
The average opponent winrate against Shaco is 51.02%.


Ziggs
Hextechowy Saper
Senna wins against Ziggs 45.68% of the time which is 8.26% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 1.52% less often than would be expected.
The average opponent winrate against Ziggs is 53.94%.


Karma
Oświecona
Senna wins against Karma 45.99% of the time which is 6.87% lower against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 0.12% less often than would be expected.
The average opponent winrate against Karma is 52.86%.


Braum
Serce Freljordu
Senna wins against Braum 46.15% of the time which is 5.11% lower against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 1.64% more often than would be expected.
The average opponent winrate against Braum is 51.26%.


Thresh
Strażnik Łańcuchów
Senna wins against Thresh 46.20% of the time which is 6.10% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 0.65% more often than would be expected.
The average opponent winrate against Thresh is 52.30%.


Soraka
Gwiezdne Dziecko
Senna wins against Soraka 46.61% of the time which is 4.20% lower against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 2.55% more often than would be expected.
The average opponent winrate against Soraka is 50.81%.


Alistar
Minotaur
Senna wins against Alistar 46.63% of the time which is 6.62% lower against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 0.13% more often than would be expected.
The average opponent winrate against Alistar is 53.25%.


Lulu
Wróżkowa Czarodziejka
Senna wins against Lulu 46.70% of the time which is 5.87% lower against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 0.88% more often than would be expected.
The average opponent winrate against Lulu is 52.57%.


Galio
Kolos
Senna wins against Galio 46.79% of the time which is 3.60% lower against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 3.14% more often than would be expected.
The average opponent winrate against Galio is 50.39%.


Mel
Odbicie Duszy
Senna wins against Mel 47.18% of the time which is 6.67% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.07% more often than would be expected.
The average opponent winrate against Mel is 53.85%.


Janna
Szał Burzy
Senna wins against Janna 47.48% of the time which is 4.75% lower against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 2.00% more often than would be expected.
The average opponent winrate against Janna is 52.23%.


Miss Fortune
Łowczyni Nagród
Senna wins against Miss Fortune 47.49% of the time which is 9.85% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 3.15% less often than would be expected.
The average opponent winrate against Miss Fortune is 57.34%.


Hwei
Wizjoner
Senna wins against Hwei 47.58% of the time which is 5.13% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 1.62% more often than would be expected.
The average opponent winrate against Hwei is 52.71%.


Anivia
Kriofeniks
Senna wins against Anivia 48.44% of the time which is 7.02% lower against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 0.29% less often than would be expected.
The average opponent winrate against Anivia is 55.46%.


Rell
Żelazna Mścicielka
Senna wins against Rell 48.64% of the time which is 2.31% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 4.44% more often than would be expected.
The average opponent winrate against Rell is 50.95%.


Annie
Dziecko Ciemności
Senna wins against Annie 48.76% of the time which is 3.10% lower against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 3.65% more often than would be expected.
The average opponent winrate against Annie is 51.86%.


Tahm Kench
Rzeczny Król
Senna wins against Tahm Kench 48.96% of the time which is 3.77% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 2.98% more often than would be expected.
The average opponent winrate against Tahm Kench is 52.73%.


Ahri
Lisica o Dziewięciu Ogonach
Senna wins against Ahri 49.03% of the time which is 5.16% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 1.58% more often than would be expected.
The average opponent winrate against Ahri is 54.19%.


Nidalee
Zwierzęca Łowczyni
Senna wins against Nidalee 49.09% of the time which is 4.90% lower against Nidalee than the average opponent.
After normalising both champions win rates Senna wins against Nidalee 1.84% more often than would be expected.
The average opponent winrate against Nidalee is 53.99%.


Ashe
Lodowa Łuczniczka
Senna wins against Ashe 49.82% of the time which is 6.18% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 0.54% more often than would be expected.
The average opponent winrate against Ashe is 56.00%.


Bard
Wędrujący Opiekun
Senna wins against Bard 49.86% of the time which is 4.00% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 2.74% more often than would be expected.
The average opponent winrate against Bard is 53.86%.


Malphite
Okruch Monolitu
Senna wins against Malphite 49.96% of the time which is 1.96% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 4.79% more often than would be expected.
The average opponent winrate against Malphite is 51.92%.


Lee Sin
Ślepy Mnich
Senna wins against Lee Sin 50.45% of the time which is 5.61% lower against Lee Sin than the average opponent.
After normalising both champions win rates Senna wins against Lee Sin 1.11% more often than would be expected.
The average opponent winrate against Lee Sin is 56.06%.


Dr Mundo
Szaleniec z Zaun
Senna wins against Dr Mundo 51.24% of the time which is 2.19% lower against Dr Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr Mundo 4.56% more often than would be expected.
The average opponent winrate against Dr Mundo is 53.43%.


Cho'Gath
Postrach Pustki
Senna wins against Cho'Gath 51.67% of the time which is 1.12% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 5.63% more often than would be expected.
The average opponent winrate against Cho'Gath is 52.79%.


Fiddlesticks
Prastary Strach
Senna wins against Fiddlesticks 52.09% of the time which is 2.29% higher against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 9.03% more often than would be expected.
The average opponent winrate against Fiddlesticks is 49.80%.


Rakan
Uwodziciel
Senna wins against Rakan 52.86% of the time which is 0.16% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 6.91% more often than would be expected.
The average opponent winrate against Rakan is 52.70%.


Elise
Królowa Pająków
Senna wins against Elise 53.47% of the time which is 1.42% lower against Elise than the average opponent.
After normalising both champions win rates Senna wins against Elise 5.32% more often than would be expected.
The average opponent winrate against Elise is 54.89%.


Yuumi
Magiczna Kotka
Senna wins against Yuumi 54.53% of the time which is 0.44% lower against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 6.30% more often than would be expected.
The average opponent winrate against Yuumi is 54.97%.


Twitch
Szczur Zarazy
Senna wins against Twitch 55.26% of the time which is 2.21% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 4.49% more often than would be expected.
The average opponent winrate against Twitch is 57.47%.