

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: 33,222,782
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 Sett, Sylas & Lee Sin. While Senna support is countered most by support champions of Gragas, Jarvan IV & Vel'Koz. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Gragas
the Rabble Rouser
Senna wins against Gragas 43.81% of the time which is 6.29% lower against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 5.35% less often than would be expected.
The average opponent winrate against Gragas is 50.10%.


Jarvan IV
the Exemplar of Demacia
Senna wins against Jarvan IV 43.85% of the time which is 6.24% lower against Jarvan IV than the average opponent.
After normalising both champions win rates Senna wins against Jarvan IV 5.30% less often than would be expected.
The average opponent winrate against Jarvan IV is 50.09%.


Vel'Koz
the Eye of the Void
Senna wins against Vel'Koz 44.21% of the time which is 4.82% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 3.88% less often than would be expected.
The average opponent winrate against Vel'Koz is 49.03%.


Taric
the Shield of Valoran
Senna wins against Taric 44.82% of the time which is 2.66% lower against Taric than the average opponent.
After normalising both champions win rates Senna wins against Taric 1.73% less often than would be expected.
The average opponent winrate against Taric is 47.48%.


Maokai
the Twisted Treant
Senna wins against Maokai 45.40% of the time which is 3.59% lower against Maokai than the average opponent.
After normalising both champions win rates Senna wins against Maokai 2.65% less often than would be expected.
The average opponent winrate against Maokai is 48.99%.


Annie
the Dark Child
Senna wins against Annie 46.15% of the time which is 4.56% lower against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 3.62% less often than would be expected.
The average opponent winrate against Annie is 50.71%.


Zyra
Rise of the Thorns
Senna wins against Zyra 46.29% of the time which is 3.44% lower against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 2.50% less often than would be expected.
The average opponent winrate against Zyra is 49.73%.


Xerath
the Magus Ascendant
Senna wins against Xerath 46.70% of the time which is 3.94% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 3.00% less often than would be expected.
The average opponent winrate against Xerath is 50.64%.


Elise
the Spider Queen
Senna wins against Elise 46.72% of the time which is 1.18% lower against Elise than the average opponent.
After normalising both champions win rates Senna wins against Elise 0.24% less often than would be expected.
The average opponent winrate against Elise is 47.90%.


Amumu
the Sad Mummy
Senna wins against Amumu 46.73% of the time which is 2.49% lower against Amumu than the average opponent.
After normalising both champions win rates Senna wins against Amumu 1.55% less often than would be expected.
The average opponent winrate against Amumu is 49.22%.


Milio
The Gentle Flame
Senna wins against Milio 46.88% of the time which is 1.18% lower against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 0.24% less often than would be expected.
The average opponent winrate against Milio is 48.06%.


LeBlanc
the Deceiver
Senna wins against LeBlanc 46.90% of the time which is 2.92% lower against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 1.98% less often than would be expected.
The average opponent winrate against LeBlanc is 49.82%.


Soraka
the Starchild
Senna wins against Soraka 47.11% of the time which is 1.14% lower against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 0.20% less often than would be expected.
The average opponent winrate against Soraka is 48.25%.


Sona
Maven of the Strings
Senna wins against Sona 47.15% of the time which is 0.41% lower against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 0.52% more often than would be expected.
The average opponent winrate against Sona is 47.56%.


Pyke
the Bloodharbor Ripper
Senna wins against Pyke 47.22% of the time which is 2.94% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 2.00% less often than would be expected.
The average opponent winrate against Pyke is 50.16%.


Bard
the Wandering Caretaker
Senna wins against Bard 47.22% of the time which is 1.37% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 0.43% less often than would be expected.
The average opponent winrate against Bard is 48.59%.


Nautilus
the Titan of the Depths
Senna wins against Nautilus 47.34% of the time which is 3.13% lower against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 2.19% less often than would be expected.
The average opponent winrate against Nautilus is 50.47%.


Zilean
the Chronokeeper
Senna wins against Zilean 47.38% of the time which is 0.94% lower against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 0.00% less often than would be expected.
The average opponent winrate against Zilean is 48.32%.


Nami
the Tidecaller
Senna wins against Nami 47.41% of the time which is 0.61% lower against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 0.33% more often than would be expected.
The average opponent winrate against Nami is 48.02%.


Rell
the Iron Maiden
Senna wins against Rell 47.44% of the time which is 1.18% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 0.24% less often than would be expected.
The average opponent winrate against Rell is 48.62%.


Blitzcrank
the Great Steam Golem
Senna wins against Blitzcrank 47.61% of the time which is 2.08% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 1.14% less often than would be expected.
The average opponent winrate against Blitzcrank is 49.69%.


Twitch
the Plague Rat
Senna wins against Twitch 47.62% of the time which is 9.36% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 8.44% less often than would be expected.
The average opponent winrate against Twitch is 56.98%.


Leona
the Radiant Dawn
Senna wins against Leona 47.71% of the time which is 1.20% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 0.26% less often than would be expected.
The average opponent winrate against Leona is 48.91%.


Janna
the Storm's Fury
Senna wins against Janna 47.77% of the time which is 0.41% lower against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 0.53% more often than would be expected.
The average opponent winrate against Janna is 48.18%.


Fiddlesticks
the Ancient Fear
Senna wins against Fiddlesticks 47.79% of the time which is 0.28% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 0.66% more often than would be expected.
The average opponent winrate against Fiddlesticks is 48.07%.


Yuumi
the Magical Cat
Senna wins against Yuumi 47.92% of the time which is 3.08% lower against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 2.14% less often than would be expected.
The average opponent winrate against Yuumi is 51.00%.


Thresh
the Chain Warden
Senna wins against Thresh 48.36% of the time which is 0.32% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 0.62% more often than would be expected.
The average opponent winrate against Thresh is 48.68%.


Lulu
the Fae Sorceress
Senna wins against Lulu 48.37% of the time which is 0.18% lower against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 0.76% more often than would be expected.
The average opponent winrate against Lulu is 48.55%.


Poppy
Keeper of the Hammer
Senna wins against Poppy 48.39% of the time which is 0.03% lower against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 0.91% more often than would be expected.
The average opponent winrate against Poppy is 48.42%.


Veigar
the Tiny Master of Evil
Senna wins against Veigar 48.66% of the time which is 4.20% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 3.26% less often than would be expected.
The average opponent winrate against Veigar is 52.86%.


Renata Glasc
the Chem-Baroness
Senna wins against Renata Glasc 48.72% of the time which is 1.44% lower against Renata Glasc than the average opponent.
After normalising both champions win rates Senna wins against Renata Glasc 0.50% less often than would be expected.
The average opponent winrate against Renata Glasc is 50.16%.


Camille
the Steel Shadow
Senna wins against Camille 48.80% of the time which is 4.13% lower against Camille than the average opponent.
After normalising both champions win rates Senna wins against Camille 3.19% less often than would be expected.
The average opponent winrate against Camille is 52.93%.


Hwei
the Visionary
Senna wins against Hwei 49.09% of the time which is 1.82% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.88% less often than would be expected.
The average opponent winrate against Hwei is 50.91%.


Zac
the Secret Weapon
Senna wins against Zac 49.25% of the time which is 1.35% lower against Zac than the average opponent.
After normalising both champions win rates Senna wins against Zac 0.41% less often than would be expected.
The average opponent winrate against Zac is 50.60%.


Seraphine
the Starry-Eyed Songstress
Senna wins against Seraphine 49.28% of the time which is 0.95% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 0.01% less often than would be expected.
The average opponent winrate against Seraphine is 50.23%.


Karma
the Enlightened One
Senna wins against Karma 49.30% of the time which is 0.36% lower against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 0.58% more often than would be expected.
The average opponent winrate against Karma is 49.66%.


Pantheon
the Unbreakable Spear
Senna wins against Pantheon 49.31% of the time which is 0.71% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 0.23% more often than would be expected.
The average opponent winrate against Pantheon is 50.02%.


Zoe
the Aspect of Twilight
Senna wins against Zoe 49.38% of the time which is 1.55% lower against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 0.61% less often than would be expected.
The average opponent winrate against Zoe is 50.93%.


Lux
the Lady of Luminosity
Senna wins against Lux 49.41% of the time which is 1.70% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.76% less often than would be expected.
The average opponent winrate against Lux is 51.11%.


Nidalee
the Bestial Huntress
Senna wins against Nidalee 49.72% of the time which is 0.26% lower against Nidalee than the average opponent.
After normalising both champions win rates Senna wins against Nidalee 0.68% more often than would be expected.
The average opponent winrate against Nidalee is 49.98%.


Neeko
the Curious Chameleon
Senna wins against Neeko 49.94% of the time which is 0.95% lower against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 0.01% less often than would be expected.
The average opponent winrate against Neeko is 50.89%.


Anivia
the Cryophoenix
Senna wins against Anivia 50.00% of the time which is 2.23% lower against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 1.29% less often than would be expected.
The average opponent winrate against Anivia is 52.23%.


Rakan
The Charmer
Senna wins against Rakan 50.28% of the time which is 0.63% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 1.57% more often than would be expected.
The average opponent winrate against Rakan is 49.65%.


Morgana
the Fallen
Senna wins against Morgana 50.69% of the time which is 1.28% higher against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 2.22% more often than would be expected.
The average opponent winrate against Morgana is 49.41%.


Shen
the Eye of Twilight
Senna wins against Shen 50.91% of the time which is 0.09% higher against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 1.03% more often than would be expected.
The average opponent winrate against Shen is 50.82%.


Ashe
the Frost Archer
Senna wins against Ashe 51.15% of the time which is 4.30% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 3.37% less often than would be expected.
The average opponent winrate against Ashe is 55.45%.


Braum
the Heart of the Freljord
Senna wins against Braum 51.28% of the time which is 3.23% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 4.17% more often than would be expected.
The average opponent winrate against Braum is 48.05%.


Brand
the Burning Vengeance
Senna wins against Brand 51.30% of the time which is 0.39% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 1.33% more often than would be expected.
The average opponent winrate against Brand is 50.91%.


Shaco
the Demon Jester
Senna wins against Shaco 51.37% of the time which is 1.23% higher against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 2.17% more often than would be expected.
The average opponent winrate against Shaco is 50.14%.


Swain
the Noxian Grand General
Senna wins against Swain 51.47% of the time which is 0.37% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 1.31% more often than would be expected.
The average opponent winrate against Swain is 51.10%.


Alistar
the Minotaur
Senna wins against Alistar 51.49% of the time which is 2.19% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 3.13% more often than would be expected.
The average opponent winrate against Alistar is 49.30%.


Tahm Kench
The River King
Senna wins against Tahm Kench 51.67% of the time which is 1.13% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 2.07% more often than would be expected.
The average opponent winrate against Tahm Kench is 50.54%.


Heimerdinger
the Revered Inventor
Senna wins against Heimerdinger 52.34% of the time which is 1.20% higher against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 2.14% more often than would be expected.
The average opponent winrate against Heimerdinger is 51.14%.


Galio
the Colossus
Senna wins against Galio 52.37% of the time which is 2.93% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 3.87% more often than would be expected.
The average opponent winrate against Galio is 49.44%.


Miss Fortune
the Bounty Hunter
Senna wins against Miss Fortune 52.50% of the time which is 6.43% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 5.53% less often than would be expected.
The average opponent winrate against Miss Fortune is 58.93%.


Malphite
Shard of the Monolith
Senna wins against Malphite 52.60% of the time which is 1.39% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 0.46% less often than would be expected.
The average opponent winrate against Malphite is 53.99%.


Twisted Fate
the Card Master
Senna wins against Twisted Fate 52.63% of the time which is 1.19% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 2.13% more often than would be expected.
The average opponent winrate against Twisted Fate is 51.44%.


Sion
The Undead Juggernaut
Senna wins against Sion 53.54% of the time which is 1.22% higher against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 2.16% more often than would be expected.
The average opponent winrate against Sion is 52.32%.


Mel
the Soul's Reflection
Senna wins against Mel 53.83% of the time which is 0.63% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.30% more often than would be expected.
The average opponent winrate against Mel is 54.46%.


Teemo
the Swift Scout
Senna wins against Teemo 54.12% of the time which is 4.85% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 5.79% more often than would be expected.
The average opponent winrate against Teemo is 49.27%.


Lee Sin
the Blind Monk
Senna wins against Lee Sin 54.62% of the time which is 1.69% lower against Lee Sin than the average opponent.
After normalising both champions win rates Senna wins against Lee Sin 0.77% less often than would be expected.
The average opponent winrate against Lee Sin is 56.31%.


Sylas
the Unshackled
Senna wins against Sylas 54.87% of the time which is 3.71% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 4.65% more often than would be expected.
The average opponent winrate against Sylas is 51.16%.


Sett
the Boss
Senna wins against Sett 55.65% of the time which is 1.59% higher against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 2.52% more often than would be expected.
The average opponent winrate against Sett is 54.06%.