

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.
Gold+ Champions Analysed: 3,826,166
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 15.18 is the strongest counter to support champions of Shaco, Rakan & Mel. While Senna bottom is countered most by support champions of Zyra, Bard & Vel'Koz. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Zyra
Rise of the Thorns
Senna wins against Zyra 44.18% of the time which is 3.23% lower against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 4.70% less often than would be expected.
The average opponent winrate against Zyra is 47.41%.


Bard
the Wandering Caretaker
Senna wins against Bard 44.68% of the time which is 4.39% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 5.86% less often than would be expected.
The average opponent winrate against Bard is 49.07%.


Vel'Koz
the Eye of the Void
Senna wins against Vel'Koz 47.18% of the time which is 0.24% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 1.71% less often than would be expected.
The average opponent winrate against Vel'Koz is 47.42%.


Pyke
the Bloodharbor Ripper
Senna wins against Pyke 47.30% of the time which is 2.87% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 4.34% less often than would be expected.
The average opponent winrate against Pyke is 50.17%.


Brand
the Burning Vengeance
Senna wins against Brand 47.80% of the time which is 0.01% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 1.46% less often than would be expected.
The average opponent winrate against Brand is 47.79%.


Pantheon
the Unbreakable Spear
Senna wins against Pantheon 48.28% of the time which is 2.47% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 3.94% less often than would be expected.
The average opponent winrate against Pantheon is 50.75%.


Nami
the Tidecaller
Senna wins against Nami 48.41% of the time which is 0.52% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 0.95% less often than would be expected.
The average opponent winrate against Nami is 47.89%.


Milio
The Gentle Flame
Senna wins against Milio 48.50% of the time which is 1.65% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 0.18% more often than would be expected.
The average opponent winrate against Milio is 46.85%.


Seraphine
the Starry-Eyed Songstress
Senna wins against Seraphine 49.00% of the time which is 1.34% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 2.81% less often than would be expected.
The average opponent winrate against Seraphine is 50.34%.


Morgana
the Fallen
Senna wins against Morgana 49.03% of the time which is 0.63% higher against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 0.84% less often than would be expected.
The average opponent winrate against Morgana is 48.40%.


Lulu
the Fae Sorceress
Senna wins against Lulu 49.47% of the time which is 0.73% lower against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 2.20% less often than would be expected.
The average opponent winrate against Lulu is 50.20%.


Nautilus
the Titan of the Depths
Senna wins against Nautilus 49.81% of the time which is 0.64% lower against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 2.11% less often than would be expected.
The average opponent winrate against Nautilus is 50.45%.


Karma
the Enlightened One
Senna wins against Karma 50.12% of the time which is 0.57% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 0.90% less often than would be expected.
The average opponent winrate against Karma is 49.55%.


Rell
the Iron Maiden
Senna wins against Rell 50.78% of the time which is 0.65% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 2.12% less often than would be expected.
The average opponent winrate against Rell is 51.43%.


Sona
Maven of the Strings
Senna wins against Sona 51.28% of the time which is 3.77% higher against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 2.30% more often than would be expected.
The average opponent winrate against Sona is 47.51%.


Lux
the Lady of Luminosity
Senna wins against Lux 51.78% of the time which is 0.86% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.61% less often than would be expected.
The average opponent winrate against Lux is 50.92%.


Thresh
the Chain Warden
Senna wins against Thresh 51.91% of the time which is 2.47% higher against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 1.00% more often than would be expected.
The average opponent winrate against Thresh is 49.44%.


Leona
the Radiant Dawn
Senna wins against Leona 52.14% of the time which is 3.57% higher against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 2.10% more often than would be expected.
The average opponent winrate against Leona is 48.57%.


Yuumi
the Magical Cat
Senna wins against Yuumi 53.01% of the time which is 1.44% higher against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 0.03% less often than would be expected.
The average opponent winrate against Yuumi is 51.57%.


Swain
the Noxian Grand General
Senna wins against Swain 53.02% of the time which is 1.83% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 0.36% more often than would be expected.
The average opponent winrate against Swain is 51.19%.


Janna
the Storm's Fury
Senna wins against Janna 53.11% of the time which is 5.10% higher against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 3.63% more often than would be expected.
The average opponent winrate against Janna is 48.01%.


Zilean
the Chronokeeper
Senna wins against Zilean 53.28% of the time which is 5.09% higher against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 3.62% more often than would be expected.
The average opponent winrate against Zilean is 48.19%.


Xerath
the Magus Ascendant
Senna wins against Xerath 53.95% of the time which is 4.39% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 2.92% more often than would be expected.
The average opponent winrate against Xerath is 49.56%.


Tahm Kench
The River King
Senna wins against Tahm Kench 54.13% of the time which is 4.27% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 2.80% more often than would be expected.
The average opponent winrate against Tahm Kench is 49.86%.


Soraka
the Starchild
Senna wins against Soraka 54.23% of the time which is 5.66% higher against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 4.19% more often than would be expected.
The average opponent winrate against Soraka is 48.57%.


Poppy
Keeper of the Hammer
Senna wins against Poppy 54.74% of the time which is 5.82% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 4.35% more often than would be expected.
The average opponent winrate against Poppy is 48.92%.


Blitzcrank
the Great Steam Golem
Senna wins against Blitzcrank 55.07% of the time which is 5.53% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 4.06% more often than would be expected.
The average opponent winrate against Blitzcrank is 49.54%.


Braum
the Heart of the Freljord
Senna wins against Braum 55.33% of the time which is 5.44% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 3.97% more often than would be expected.
The average opponent winrate against Braum is 49.89%.


Neeko
the Curious Chameleon
Senna wins against Neeko 55.71% of the time which is 5.97% higher against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 4.50% more often than would be expected.
The average opponent winrate against Neeko is 49.74%.


Alistar
the Minotaur
Senna wins against Alistar 56.28% of the time which is 5.87% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 4.40% more often than would be expected.
The average opponent winrate against Alistar is 50.41%.


Mel
the Soul's Reflection
Senna wins against Mel 58.38% of the time which is 4.82% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 3.36% more often than would be expected.
The average opponent winrate against Mel is 53.56%.


Rakan
The Charmer
Senna wins against Rakan 59.61% of the time which is 9.74% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 8.27% more often than would be expected.
The average opponent winrate against Rakan is 49.87%.


Shaco
the Demon Jester
Senna wins against Shaco 60.14% of the time which is 10.28% higher against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 8.81% more often than would be expected.
The average opponent winrate against Shaco is 49.86%.