

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.
Silver Champions Analysed: 12,145,563
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 15.16 is the strongest counter to support champions of Poppy, Janna & Alistar. While Senna bottom is countered most by support champions of Ashe, Sylas & Zyra. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Ashe
the Frost Archer
Senna wins against Ashe 43.26% of the time which is 10.34% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 9.32% less often than would be expected.
The average opponent winrate against Ashe is 53.60%.


Sylas
the Unshackled
Senna wins against Sylas 45.30% of the time which is 5.92% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 4.90% less often than would be expected.
The average opponent winrate against Sylas is 51.22%.


Zyra
Rise of the Thorns
Senna wins against Zyra 46.42% of the time which is 1.17% lower against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 0.15% less often than would be expected.
The average opponent winrate against Zyra is 47.59%.


Lux
the Lady of Luminosity
Senna wins against Lux 46.45% of the time which is 2.98% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 1.96% less often than would be expected.
The average opponent winrate against Lux is 49.43%.


Zilean
the Chronokeeper
Senna wins against Zilean 47.29% of the time which is 2.21% lower against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 1.19% less often than would be expected.
The average opponent winrate against Zilean is 49.50%.


Shen
the Eye of Twilight
Senna wins against Shen 47.33% of the time which is 2.01% lower against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 0.99% less often than would be expected.
The average opponent winrate against Shen is 49.34%.


Vel'Koz
the Eye of the Void
Senna wins against Vel'Koz 47.37% of the time which is 1.46% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 0.44% less often than would be expected.
The average opponent winrate against Vel'Koz is 48.83%.


Pyke
the Bloodharbor Ripper
Senna wins against Pyke 47.40% of the time which is 4.08% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 3.06% less often than would be expected.
The average opponent winrate against Pyke is 51.48%.


Sona
Maven of the Strings
Senna wins against Sona 47.75% of the time which is 0.02% higher against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 1.04% more often than would be expected.
The average opponent winrate against Sona is 47.73%.


Karma
the Enlightened One
Senna wins against Karma 47.85% of the time which is 3.11% lower against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 2.09% less often than would be expected.
The average opponent winrate against Karma is 50.96%.


Nami
the Tidecaller
Senna wins against Nami 47.96% of the time which is 0.39% lower against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 0.63% more often than would be expected.
The average opponent winrate against Nami is 48.35%.


Braum
the Heart of the Freljord
Senna wins against Braum 47.98% of the time which is 2.20% lower against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 1.18% less often than would be expected.
The average opponent winrate against Braum is 50.18%.


Milio
The Gentle Flame
Senna wins against Milio 47.98% of the time which is 0.26% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 1.28% more often than would be expected.
The average opponent winrate against Milio is 47.72%.


Blitzcrank
the Great Steam Golem
Senna wins against Blitzcrank 48.02% of the time which is 3.00% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 1.98% less often than would be expected.
The average opponent winrate against Blitzcrank is 51.02%.


Morgana
the Fallen
Senna wins against Morgana 48.12% of the time which is 0.18% lower against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 0.84% more often than would be expected.
The average opponent winrate against Morgana is 48.30%.


Thresh
the Chain Warden
Senna wins against Thresh 48.29% of the time which is 2.17% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 1.15% less often than would be expected.
The average opponent winrate against Thresh is 50.46%.


Lulu
the Fae Sorceress
Senna wins against Lulu 48.32% of the time which is 2.84% lower against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 1.82% less often than would be expected.
The average opponent winrate against Lulu is 51.16%.


Brand
the Burning Vengeance
Senna wins against Brand 48.35% of the time which is 1.16% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 2.18% more often than would be expected.
The average opponent winrate against Brand is 47.19%.


Bard
the Wandering Caretaker
Senna wins against Bard 48.63% of the time which is 3.02% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 2.00% less often than would be expected.
The average opponent winrate against Bard is 51.65%.


Xerath
the Magus Ascendant
Senna wins against Xerath 48.67% of the time which is 0.40% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.62% more often than would be expected.
The average opponent winrate against Xerath is 49.07%.


Neeko
the Curious Chameleon
Senna wins against Neeko 48.67% of the time which is 1.88% lower against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 0.86% less often than would be expected.
The average opponent winrate against Neeko is 50.55%.


Swain
the Noxian Grand General
Senna wins against Swain 48.79% of the time which is 1.33% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 0.31% less often than would be expected.
The average opponent winrate against Swain is 50.12%.


Seraphine
the Starry-Eyed Songstress
Senna wins against Seraphine 48.99% of the time which is 1.29% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 0.27% less often than would be expected.
The average opponent winrate against Seraphine is 50.28%.


Maokai
the Twisted Treant
Senna wins against Maokai 49.06% of the time which is 0.12% lower against Maokai than the average opponent.
After normalising both champions win rates Senna wins against Maokai 0.90% more often than would be expected.
The average opponent winrate against Maokai is 49.18%.


Galio
the Colossus
Senna wins against Galio 49.23% of the time which is 0.55% lower against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 0.47% more often than would be expected.
The average opponent winrate against Galio is 49.78%.


Leona
the Radiant Dawn
Senna wins against Leona 49.30% of the time which is 0.06% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 0.96% more often than would be expected.
The average opponent winrate against Leona is 49.36%.


Rell
the Iron Maiden
Senna wins against Rell 49.42% of the time which is 1.78% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 0.76% less often than would be expected.
The average opponent winrate against Rell is 51.20%.


Renata Glasc
the Chem-Baroness
Senna wins against Renata Glasc 49.65% of the time which is 0.70% lower against Renata Glasc than the average opponent.
After normalising both champions win rates Senna wins against Renata Glasc 0.32% more often than would be expected.
The average opponent winrate against Renata Glasc is 50.35%.


Pantheon
the Unbreakable Spear
Senna wins against Pantheon 50.29% of the time which is 0.11% higher against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 1.13% more often than would be expected.
The average opponent winrate against Pantheon is 50.18%.


Shaco
the Demon Jester
Senna wins against Shaco 50.32% of the time which is 1.15% 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 49.17%.


Taric
the Shield of Valoran
Senna wins against Taric 50.33% of the time which is 3.22% higher against Taric than the average opponent.
After normalising both champions win rates Senna wins against Taric 4.24% more often than would be expected.
The average opponent winrate against Taric is 47.11%.


Nautilus
the Titan of the Depths
Senna wins against Nautilus 50.49% of the time which is 0.57% lower against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 0.45% more often than would be expected.
The average opponent winrate against Nautilus is 51.06%.


Malphite
Shard of the Monolith
Senna wins against Malphite 50.94% of the time which is 0.17% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 0.85% more often than would be expected.
The average opponent winrate against Malphite is 51.11%.


Soraka
the Starchild
Senna wins against Soraka 51.00% of the time which is 2.62% higher against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 3.64% more often than would be expected.
The average opponent winrate against Soraka is 48.38%.


Yuumi
the Magical Cat
Senna wins against Yuumi 51.07% of the time which is 1.29% lower against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 0.27% less often than would be expected.
The average opponent winrate against Yuumi is 52.36%.


Veigar
the Tiny Master of Evil
Senna wins against Veigar 51.35% of the time which is 0.24% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.26% more often than would be expected.
The average opponent winrate against Veigar is 51.11%.


Rakan
The Charmer
Senna wins against Rakan 51.51% of the time which is 0.00% lower against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 1.02% more often than would be expected.
The average opponent winrate against Rakan is 51.51%.


Mel
the Soul's Reflection
Senna wins against Mel 51.53% of the time which is 0.96% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.06% more often than would be expected.
The average opponent winrate against Mel is 52.49%.


Tahm Kench
The River King
Senna wins against Tahm Kench 51.86% of the time which is 1.80% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 2.82% more often than would be expected.
The average opponent winrate against Tahm Kench is 50.06%.


Teemo
the Swift Scout
Senna wins against Teemo 52.22% of the time which is 6.40% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 7.41% more often than would be expected.
The average opponent winrate against Teemo is 45.82%.


Alistar
the Minotaur
Senna wins against Alistar 53.62% of the time which is 2.01% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 3.03% more often than would be expected.
The average opponent winrate against Alistar is 51.61%.


Janna
the Storm's Fury
Senna wins against Janna 54.10% of the time which is 4.99% higher against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 6.01% more often than would be expected.
The average opponent winrate against Janna is 49.11%.


Poppy
Keeper of the Hammer
Senna wins against Poppy 58.53% of the time which is 8.53% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 9.55% more often than would be expected.
The average opponent winrate against Poppy is 50.00%.