

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: 9,711,721
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 support Counters
Senna bottom on Patch 15.13 is the strongest counter to support champions of Ashe, Shen & LeBlanc. While Senna bottom is countered most by support champions of Sona, Elise & Zilean. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Sona
Virtuose de la harpe
Senna wins against Sona 46.90% of the time which is 0.13% higher against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 2.30% less often than would be expected.
The average opponent winrate against Sona is 46.77%.


Elise
Reine araignée
Senna wins against Elise 46.96% of the time which is 0.02% higher against Elise than the average opponent.
After normalising both champions win rates Senna wins against Elise 2.41% less often than would be expected.
The average opponent winrate against Elise is 46.94%.


Zilean
Gardien du Temps
Senna wins against Zilean 47.17% of the time which is 0.37% lower against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 2.80% less often than would be expected.
The average opponent winrate against Zilean is 47.54%.


Vel'Koz
Œil du Néant
Senna wins against Vel'Koz 47.75% of the time which is 0.74% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 3.17% less often than would be expected.
The average opponent winrate against Vel'Koz is 48.49%.


Rell
Vierge de fer
Senna wins against Rell 47.91% of the time which is 0.08% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 2.51% less often than would be expected.
The average opponent winrate against Rell is 47.99%.


Bard
Gardien errant
Senna wins against Bard 48.11% of the time which is 0.13% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 2.56% less often than would be expected.
The average opponent winrate against Bard is 48.24%.


Pyke
Éventreur des abysses
Senna wins against Pyke 48.18% of the time which is 1.37% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 3.80% less often than would be expected.
The average opponent winrate against Pyke is 49.55%.


Nidalee
Chasseresse bestiale
Senna wins against Nidalee 48.52% of the time which is 2.02% lower against Nidalee than the average opponent.
After normalising both champions win rates Senna wins against Nidalee 4.45% less often than would be expected.
The average opponent winrate against Nidalee is 50.54%.


Sylas
Révolutionnaire déchaîné
Senna wins against Sylas 48.77% of the time which is 1.98% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 4.41% less often than would be expected.
The average opponent winrate against Sylas is 50.75%.


Janna
Avatar de l'air
Senna wins against Janna 49.15% of the time which is 1.81% higher against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 0.62% less often than would be expected.
The average opponent winrate against Janna is 47.34%.


Soraka
Enfant des étoiles
Senna wins against Soraka 49.25% of the time which is 1.38% higher against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 1.05% less often than would be expected.
The average opponent winrate against Soraka is 47.87%.


Blitzcrank
Golem de vapeur
Senna wins against Blitzcrank 49.55% of the time which is 0.69% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 1.74% less often than would be expected.
The average opponent winrate against Blitzcrank is 48.86%.


Thresh
Garde aux chaînes
Senna wins against Thresh 49.58% of the time which is 1.50% higher against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 0.93% less often than would be expected.
The average opponent winrate against Thresh is 48.08%.


Leona
Aube radieuse
Senna wins against Leona 50.15% of the time which is 1.97% higher against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 0.46% less often than would be expected.
The average opponent winrate against Leona is 48.18%.


Galio
Colosse
Senna wins against Galio 50.28% of the time which is 1.52% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 0.91% less often than would be expected.
The average opponent winrate against Galio is 48.76%.


Alistar
Minotaure
Senna wins against Alistar 50.50% of the time which is 1.90% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 0.53% less often than would be expected.
The average opponent winrate against Alistar is 48.60%.


Zyra
Dame aux ronces
Senna wins against Zyra 50.81% of the time which is 2.01% higher against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 0.42% less often than would be expected.
The average opponent winrate against Zyra is 48.80%.


Lulu
Sorcière féérique
Senna wins against Lulu 50.91% of the time which is 2.81% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 0.38% more often than would be expected.
The average opponent winrate against Lulu is 48.10%.


Nami
Aquamancienne
Senna wins against Nami 51.18% of the time which is 3.79% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 1.36% more often than would be expected.
The average opponent winrate against Nami is 47.39%.


Shaco
Bouffon des ténèbres
Senna wins against Shaco 51.32% of the time which is 2.18% higher against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 0.25% less often than would be expected.
The average opponent winrate against Shaco is 49.14%.


Teemo
Éclaireur de Bandle
Senna wins against Teemo 51.35% of the time which is 2.60% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 0.17% more often than would be expected.
The average opponent winrate against Teemo is 48.75%.


Lux
Dame de lumière
Senna wins against Lux 51.54% of the time which is 1.27% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 1.16% less often than would be expected.
The average opponent winrate against Lux is 50.27%.


Morgana
Déchue
Senna wins against Morgana 51.55% of the time which is 3.08% higher against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 0.65% more often than would be expected.
The average opponent winrate against Morgana is 48.47%.


Karma
Sagesse incarnée
Senna wins against Karma 51.81% of the time which is 2.71% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 0.28% more often than would be expected.
The average opponent winrate against Karma is 49.10%.


Zoé
Manifestation du Crépuscule
Senna wins against Zoé 51.87% of the time which is 2.25% higher against Zoé than the average opponent.
After normalising both champions win rates Senna wins against Zoé 0.18% less often than would be expected.
The average opponent winrate against Zoé is 49.62%.


Xerath
Mage suprême
Senna wins against Xerath 52.00% of the time which is 2.63% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.20% more often than would be expected.
The average opponent winrate against Xerath is 49.37%.


Taric
Bouclier de Valoran
Senna wins against Taric 52.01% of the time which is 4.76% higher against Taric than the average opponent.
After normalising both champions win rates Senna wins against Taric 2.33% more often than would be expected.
The average opponent winrate against Taric is 47.25%.


Yuumi
Gardienne du Grimoire
Senna wins against Yuumi 52.39% of the time which is 2.57% higher against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 0.14% more often than would be expected.
The average opponent winrate against Yuumi is 49.82%.


Swain
Grand général noxien
Senna wins against Swain 52.51% of the time which is 1.76% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 0.67% less often than would be expected.
The average opponent winrate against Swain is 50.75%.


Fiddlesticks
Effroi nocturne
Senna wins against Fiddlesticks 52.53% of the time which is 5.02% higher against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 2.59% more often than would be expected.
The average opponent winrate against Fiddlesticks is 47.51%.


Séraphine
Chanteuse rêveuse
Senna wins against Séraphine 52.57% of the time which is 2.70% higher against Séraphine than the average opponent.
After normalising both champions win rates Senna wins against Séraphine 0.27% more often than would be expected.
The average opponent winrate against Séraphine is 49.87%.


Mel
Reflet de l'âme
Senna wins against Mel 52.72% of the time which is 0.21% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 2.63% less often than would be expected.
The average opponent winrate against Mel is 52.93%.


Milio
Douce flamme
Senna wins against Milio 52.76% of the time which is 5.47% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 3.04% more often than would be expected.
The average opponent winrate against Milio is 47.29%.


Braum
Cœur de Freljord
Senna wins against Braum 52.87% of the time which is 5.90% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 3.47% more often than would be expected.
The average opponent winrate against Braum is 46.97%.


Poppy
Gardienne du marteau
Senna wins against Poppy 52.90% of the time which is 5.28% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 2.85% more often than would be expected.
The average opponent winrate against Poppy is 47.62%.


Maokai
Tréant torturé
Senna wins against Maokai 53.07% of the time which is 4.36% higher against Maokai than the average opponent.
After normalising both champions win rates Senna wins against Maokai 1.93% more often than would be expected.
The average opponent winrate against Maokai is 48.71%.


Nautilus
Titan des profondeurs
Senna wins against Nautilus 53.09% of the time which is 3.44% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 1.01% more often than would be expected.
The average opponent winrate against Nautilus is 49.65%.


Neeko
Caméléon curieux
Senna wins against Neeko 53.16% of the time which is 2.96% higher against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 0.53% more often than would be expected.
The average opponent winrate against Neeko is 50.20%.


Pantheon
Lance éternelle
Senna wins against Pantheon 53.22% of the time which is 3.77% higher against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 1.34% more often than would be expected.
The average opponent winrate against Pantheon is 49.45%.


Rakan
Charmeur
Senna wins against Rakan 53.26% of the time which is 4.56% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 2.13% more often than would be expected.
The average opponent winrate against Rakan is 48.70%.


Tahm Kench
Roi des rivières
Senna wins against Tahm Kench 53.32% of the time which is 4.05% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 1.62% more often than would be expected.
The average opponent winrate against Tahm Kench is 49.27%.


Brand
Vengeur flamboyant
Senna wins against Brand 53.79% of the time which is 3.06% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 0.63% more often than would be expected.
The average opponent winrate against Brand is 50.73%.


Renata Glasc
Baronne de la chimie
Senna wins against Renata Glasc 54.25% of the time which is 4.02% higher against Renata Glasc than the average opponent.
After normalising both champions win rates Senna wins against Renata Glasc 1.59% more often than would be expected.
The average opponent winrate against Renata Glasc is 50.23%.


Hwei
Visionnaire
Senna wins against Hwei 55.67% of the time which is 5.20% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 2.77% more often than would be expected.
The average opponent winrate against Hwei is 50.47%.


Zac
Arme secrète
Senna wins against Zac 57.14% of the time which is 7.23% higher against Zac than the average opponent.
After normalising both champions win rates Senna wins against Zac 4.80% more often than would be expected.
The average opponent winrate against Zac is 49.91%.


LeBlanc
Manipulatrice
Senna wins against LeBlanc 57.62% of the time which is 8.86% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 6.43% more often than would be expected.
The average opponent winrate against LeBlanc is 48.76%.


Shen
Œil du crépuscule
Senna wins against Shen 57.79% of the time which is 7.65% higher against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 5.22% more often than would be expected.
The average opponent winrate against Shen is 50.14%.


Ashe
Archère de givre
Senna wins against Ashe 59.76% of the time which is 5.80% higher against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 3.38% more often than would be expected.
The average opponent winrate against Ashe is 53.96%.