

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: 6,778,607
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 middle Counters
Senna support on Patch 15.16 is the strongest counter to middle champions of Taliyah, Kassadin & Azir. While Senna support is countered most by middle champions of Teemo, Vel'Koz & Swain. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Teemo
il rapido scout
Senna wins against Teemo 34.09% of the time which is 18.42% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 7.76% less often than would be expected.
The average opponent winrate against Teemo is 52.51%.


Vel'Koz
l'occhio del Vuoto
Senna wins against Vel'Koz 34.78% of the time which is 18.70% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 8.03% less often than would be expected.
The average opponent winrate against Vel'Koz is 53.48%.


Swain
il gran generale di Noxus
Senna wins against Swain 35.80% of the time which is 15.73% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 5.07% less often than would be expected.
The average opponent winrate against Swain is 51.53%.


Irelia
la danzatrice delle lame
Senna wins against Irelia 38.10% of the time which is 16.63% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 5.97% less often than would be expected.
The average opponent winrate against Irelia is 54.73%.


Aurelion Sol
il forgiatore di stelle
Senna wins against Aurelion Sol 38.82% of the time which is 14.69% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 4.02% less often than would be expected.
The average opponent winrate against Aurelion Sol is 53.51%.


Akshan
la Sentinella ribelle
Senna wins against Akshan 38.91% of the time which is 17.40% lower against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 6.76% less often than would be expected.
The average opponent winrate against Akshan is 56.31%.


Viktor
l'araldo dell'Arcane
Senna wins against Viktor 39.29% of the time which is 15.22% lower against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 4.56% less often than would be expected.
The average opponent winrate against Viktor is 54.51%.


Veigar
il piccolo genio del male
Senna wins against Veigar 39.97% of the time which is 12.09% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.43% less often than would be expected.
The average opponent winrate against Veigar is 52.06%.


Hwei
Il visionario
Senna wins against Hwei 40.11% of the time which is 14.58% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 3.92% less often than would be expected.
The average opponent winrate against Hwei is 54.69%.


Anivia
la criofenice
Senna wins against Anivia 40.30% of the time which is 14.03% lower against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 3.37% less often than would be expected.
The average opponent winrate against Anivia is 54.33%.


Morgana
la Caduta
Senna wins against Morgana 40.40% of the time which is 11.33% lower against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 0.67% less often than would be expected.
The average opponent winrate against Morgana is 51.73%.


Brand
la vendetta ardente
Senna wins against Brand 40.52% of the time which is 11.70% lower against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 1.04% less often than would be expected.
The average opponent winrate against Brand is 52.22%.


Ryze
il mago delle rune
Senna wins against Ryze 40.80% of the time which is 13.84% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 3.18% less often than would be expected.
The average opponent winrate against Ryze is 54.64%.


Malphite
la scheggia del monolite
Senna wins against Malphite 40.83% of the time which is 11.89% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 1.23% less often than would be expected.
The average opponent winrate against Malphite is 52.72%.


Yasuo
il reietto
Senna wins against Yasuo 40.91% of the time which is 12.31% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 1.64% less often than would be expected.
The average opponent winrate against Yasuo is 53.22%.


Fizz
il prestigiatore delle maree
Senna wins against Fizz 41.28% of the time which is 12.56% lower against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 1.90% less often than would be expected.
The average opponent winrate against Fizz is 53.84%.


Talon
l'ombra della lama
Senna wins against Talon 41.76% of the time which is 13.40% lower against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 2.74% less often than would be expected.
The average opponent winrate against Talon is 55.16%.


Naafiri
il segugio dai cento morsi
Senna wins against Naafiri 41.77% of the time which is 10.09% lower against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 0.57% more often than would be expected.
The average opponent winrate against Naafiri is 51.86%.


Heimerdinger
il riverito inventore
Senna wins against Heimerdinger 41.80% of the time which is 8.77% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 1.88% more often than would be expected.
The average opponent winrate against Heimerdinger is 50.57%.


Katarina
la lama sinistra
Senna wins against Katarina 41.93% of the time which is 14.53% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 3.89% less often than would be expected.
The average opponent winrate against Katarina is 56.46%.


Lux
la signora della luminosità
Senna wins against Lux 42.18% of the time which is 9.98% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.68% more often than would be expected.
The average opponent winrate against Lux is 52.16%.


Xerath
il magus ascendente
Senna wins against Xerath 42.32% of the time which is 10.01% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.65% more often than would be expected.
The average opponent winrate against Xerath is 52.33%.


Akali
l'assassina solitaria
Senna wins against Akali 42.32% of the time which is 11.79% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 1.13% less often than would be expected.
The average opponent winrate against Akali is 54.11%.


Pantheon
la lancia indistruttibile
Senna wins against Pantheon 42.35% of the time which is 10.66% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 0.01% more often than would be expected.
The average opponent winrate against Pantheon is 53.01%.


Malzahar
il profeta del Vuoto
Senna wins against Malzahar 42.63% of the time which is 8.80% lower against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 1.86% more often than would be expected.
The average opponent winrate against Malzahar is 51.43%.


Diana
il disprezzo della Luna
Senna wins against Diana 43.01% of the time which is 10.37% lower against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 0.30% more often than would be expected.
The average opponent winrate against Diana is 53.38%.


Galio
il colosso
Senna wins against Galio 43.44% of the time which is 8.70% lower against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 1.96% more often than would be expected.
The average opponent winrate against Galio is 52.14%.


Ziggs
l'esperto di hexplosivi
Senna wins against Ziggs 43.57% of the time which is 9.33% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 1.34% more often than would be expected.
The average opponent winrate against Ziggs is 52.90%.


Cassiopeia
l'abbraccio del serpente
Senna wins against Cassiopeia 43.60% of the time which is 11.71% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 1.06% less often than would be expected.
The average opponent winrate against Cassiopeia is 55.31%.


Lissandra
la strega dei ghiacci
Senna wins against Lissandra 43.72% of the time which is 10.23% lower against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 0.43% more often than would be expected.
The average opponent winrate against Lissandra is 53.95%.


Tristana
l'artigliere degli yordle
Senna wins against Tristana 44.12% of the time which is 12.89% lower against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 2.26% less often than would be expected.
The average opponent winrate against Tristana is 57.01%.


Zoe
l'incarnazione del crepuscolo
Senna wins against Zoe 44.62% of the time which is 11.92% lower against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 1.28% less often than would be expected.
The average opponent winrate against Zoe is 56.54%.


Annie
la bambina oscura
Senna wins against Annie 44.70% of the time which is 10.54% lower against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 0.11% more often than would be expected.
The average opponent winrate against Annie is 55.24%.


Neeko
la camaleonte curiosa
Senna wins against Neeko 44.89% of the time which is 8.73% lower against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 1.93% more often than would be expected.
The average opponent winrate against Neeko is 53.62%.


Yone
l'imperituro
Senna wins against Yone 44.97% of the time which is 9.96% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.70% more often than would be expected.
The average opponent winrate against Yone is 54.93%.


Ekko
il ragazzo che ha infranto il tempo
Senna wins against Ekko 45.14% of the time which is 7.81% lower against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 2.86% more often than would be expected.
The average opponent winrate against Ekko is 52.95%.


Twisted Fate
il maestro di carte
Senna wins against Twisted Fate 45.42% of the time which is 11.46% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 0.83% less often than would be expected.
The average opponent winrate against Twisted Fate is 56.88%.


Ahri
la volpe a nove code
Senna wins against Ahri 45.47% of the time which is 9.45% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 1.21% more often than would be expected.
The average opponent winrate against Ahri is 54.92%.


Vex
l'Ombramante
Senna wins against Vex 45.68% of the time which is 8.47% lower against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 2.19% more often than would be expected.
The average opponent winrate against Vex is 54.15%.


Smolder
il principino ardente
Senna wins against Smolder 45.69% of the time which is 10.37% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.27% more often than would be expected.
The average opponent winrate against Smolder is 56.06%.


Orianna
la signora degli ingranaggi
Senna wins against Orianna 46.06% of the time which is 8.78% lower against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 1.88% more often than would be expected.
The average opponent winrate against Orianna is 54.84%.


LeBlanc
l'ingannatrice
Senna wins against LeBlanc 46.34% of the time which is 9.05% lower against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 1.60% more often than would be expected.
The average opponent winrate against LeBlanc is 55.39%.


Vladimir
il mietitore cremisi
Senna wins against Vladimir 46.38% of the time which is 8.61% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 2.05% more often than would be expected.
The average opponent winrate against Vladimir is 54.99%.


Aurora
la strega tra i mondi
Senna wins against Aurora 46.86% of the time which is 8.94% lower against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 1.71% more often than would be expected.
The average opponent winrate against Aurora is 55.80%.


Qiyana
L'imperatrice degli elementi
Senna wins against Qiyana 47.66% of the time which is 11.53% lower against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 0.96% less often than would be expected.
The average opponent winrate against Qiyana is 59.19%.


Sylas
il rivoluzionario scatenato
Senna wins against Sylas 47.87% of the time which is 8.00% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 2.65% more often than would be expected.
The average opponent winrate against Sylas is 55.87%.


Zed
il maestro delle ombre
Senna wins against Zed 48.51% of the time which is 7.96% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 2.68% more often than would be expected.
The average opponent winrate against Zed is 56.47%.


Syndra
la sovrana dell'oscurità
Senna wins against Syndra 49.12% of the time which is 6.01% lower against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 4.65% more often than would be expected.
The average opponent winrate against Syndra is 55.13%.


Mel
il riflesso dell'anima
Senna wins against Mel 49.23% of the time which is 5.58% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 5.08% more often than would be expected.
The average opponent winrate against Mel is 54.81%.


Azir
l'imperatore delle sabbie
Senna wins against Azir 50.96% of the time which is 6.80% lower against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 3.81% more often than would be expected.
The average opponent winrate against Azir is 57.76%.


Kassadin
il camminatore del Vuoto
Senna wins against Kassadin 53.11% of the time which is 2.30% lower against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 8.35% more often than would be expected.
The average opponent winrate against Kassadin is 55.41%.


Taliyah
la tessitrice di pietre
Senna wins against Taliyah 54.21% of the time which is 4.78% lower against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 5.80% more often than would be expected.
The average opponent winrate against Taliyah is 58.99%.