

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.
Master+ Champions Analysed: 3,714,612
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 middle Counters
Senna bottom on Patch 30 is the strongest counter to middle champions of Smolder, Diana & Mel. While Senna bottom is countered most by middle champions of Vel'Koz, Kayle & Aurelion Sol. Below is a detailed breakdown of Senna bottom counters against middle champions with a minimum of 100 games.


Vel'Koz
the Eye of the Void
Senna wins against Vel'Koz 44.86% of the time which is 2.90% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 6.26% less often than would be expected.
The average opponent winrate against Vel'Koz is 47.76%.


Kayle
the Righteous
Senna wins against Kayle 45.28% of the time which is 1.80% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 5.16% less often than would be expected.
The average opponent winrate against Kayle is 47.08%.


Aurelion Sol
The Star Forger
Senna wins against Aurelion Sol 45.78% of the time which is 2.08% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 5.44% less often than would be expected.
The average opponent winrate against Aurelion Sol is 47.86%.


Akshan
the Rogue Sentinel
Senna wins against Akshan 46.10% of the time which is 0.62% lower against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 3.98% less often than would be expected.
The average opponent winrate against Akshan is 46.72%.


Annie
the Dark Child
Senna wins against Annie 48.12% of the time which is 1.26% higher against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 2.10% less often than would be expected.
The average opponent winrate against Annie is 46.86%.


Anivia
the Cryophoenix
Senna wins against Anivia 48.61% of the time which is 1.70% higher against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 1.66% less often than would be expected.
The average opponent winrate against Anivia is 46.91%.


Ekko
the Boy Who Shattered Time
Senna wins against Ekko 48.82% of the time which is 1.23% higher against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 2.13% less often than would be expected.
The average opponent winrate against Ekko is 47.59%.


Talon
the Blade's Shadow
Senna wins against Talon 49.05% of the time which is 1.62% higher against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 1.74% less often than would be expected.
The average opponent winrate against Talon is 47.43%.


Orianna
the Lady of Clockwork
Senna wins against Orianna 49.05% of the time which is 0.83% higher against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 2.53% less often than would be expected.
The average opponent winrate against Orianna is 48.22%.


Qiyana
Empress of the Elements
Senna wins against Qiyana 49.81% of the time which is 2.70% higher against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 0.66% less often than would be expected.
The average opponent winrate against Qiyana is 47.11%.


Galio
the Colossus
Senna wins against Galio 50.00% of the time which is 2.57% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 0.79% less often than would be expected.
The average opponent winrate against Galio is 47.43%.


Ahri
the Nine-Tailed Fox
Senna wins against Ahri 50.26% of the time which is 0.46% higher against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 2.90% less often than would be expected.
The average opponent winrate against Ahri is 49.80%.


Zoe
the Aspect of Twilight
Senna wins against Zoe 50.31% of the time which is 5.05% higher against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 1.70% more often than would be expected.
The average opponent winrate against Zoe is 45.26%.


Akali
the Rogue Assassin
Senna wins against Akali 50.41% of the time which is 1.74% higher against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 1.62% less often than would be expected.
The average opponent winrate against Akali is 48.67%.


Vex
the Gloomist
Senna wins against Vex 50.93% of the time which is 5.22% higher against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 1.87% more often than would be expected.
The average opponent winrate against Vex is 45.71%.


Fizz
the Tidal Trickster
Senna wins against Fizz 50.98% of the time which is 1.32% higher against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 2.04% less often than would be expected.
The average opponent winrate against Fizz is 49.66%.


Taliyah
the Stoneweaver
Senna wins against Taliyah 51.00% of the time which is 3.04% higher against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 0.32% less often than would be expected.
The average opponent winrate against Taliyah is 47.96%.


Veigar
the Tiny Master of Evil
Senna wins against Veigar 51.02% of the time which is 2.48% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 0.88% less often than would be expected.
The average opponent winrate against Veigar is 48.54%.


Viktor
the Herald of the Arcane
Senna wins against Viktor 51.18% of the time which is 0.78% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 2.58% less often than would be expected.
The average opponent winrate against Viktor is 50.40%.


Sylas
the Unshackled
Senna wins against Sylas 51.21% of the time which is 2.63% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 0.73% less often than would be expected.
The average opponent winrate against Sylas is 48.58%.


Yasuo
the Unforgiven
Senna wins against Yasuo 51.29% of the time which is 2.61% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 0.75% less often than would be expected.
The average opponent winrate against Yasuo is 48.68%.


Zed
the Master of Shadows
Senna wins against Zed 51.90% of the time which is 3.09% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 0.27% less often than would be expected.
The average opponent winrate against Zed is 48.81%.


Katarina
the Sinister Blade
Senna wins against Katarina 52.11% of the time which is 4.41% higher against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 1.05% more often than would be expected.
The average opponent winrate against Katarina is 47.70%.


Twisted Fate
the Card Master
Senna wins against Twisted Fate 52.33% of the time which is 4.73% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 1.37% more often than would be expected.
The average opponent winrate against Twisted Fate is 47.60%.


Kassadin
the Void Walker
Senna wins against Kassadin 52.78% of the time which is 4.82% higher against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 1.46% more often than would be expected.
The average opponent winrate against Kassadin is 47.96%.


Lissandra
the Ice Witch
Senna wins against Lissandra 52.80% of the time which is 5.46% higher against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 2.10% more often than would be expected.
The average opponent winrate against Lissandra is 47.34%.


Corki
the Daring Bombardier
Senna wins against Corki 52.92% of the time which is 1.98% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 1.38% less often than would be expected.
The average opponent winrate against Corki is 50.94%.


Vladimir
the Crimson Reaper
Senna wins against Vladimir 52.94% of the time which is 4.75% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 1.39% more often than would be expected.
The average opponent winrate against Vladimir is 48.19%.


Syndra
the Dark Sovereign
Senna wins against Syndra 52.94% of the time which is 4.16% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 0.80% more often than would be expected.
The average opponent winrate against Syndra is 48.78%.


Hwei
the Visionary
Senna wins against Hwei 52.97% of the time which is 4.03% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.67% more often than would be expected.
The average opponent winrate against Hwei is 48.94%.


Ryze
the Rune Mage
Senna wins against Ryze 53.02% of the time which is 2.10% higher against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 1.26% less often than would be expected.
The average opponent winrate against Ryze is 50.92%.


Yone
the Unforgotten
Senna wins against Yone 53.06% of the time which is 1.25% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 2.10% less often than would be expected.
The average opponent winrate against Yone is 51.81%.


LeBlanc
the Deceiver
Senna wins against LeBlanc 53.32% of the time which is 5.15% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 1.79% more often than would be expected.
The average opponent winrate against LeBlanc is 48.17%.


Aurora
the Witch Between Worlds
Senna wins against Aurora 53.83% of the time which is 4.22% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 0.86% more often than would be expected.
The average opponent winrate against Aurora is 49.61%.


Azir
the Emperor of the Sands
Senna wins against Azir 54.76% of the time which is 3.10% higher against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 0.26% less often than would be expected.
The average opponent winrate against Azir is 51.66%.


Lux
the Lady of Luminosity
Senna wins against Lux 55.00% of the time which is 7.08% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 3.72% more often than would be expected.
The average opponent winrate against Lux is 47.92%.


Malzahar
the Prophet of the Void
Senna wins against Malzahar 55.09% of the time which is 6.49% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 3.13% more often than would be expected.
The average opponent winrate against Malzahar is 48.60%.


Cassiopeia
the Serpent's Embrace
Senna wins against Cassiopeia 55.28% of the time which is 7.37% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 4.01% more often than would be expected.
The average opponent winrate against Cassiopeia is 47.91%.


Irelia
the Blade Dancer
Senna wins against Irelia 55.38% of the time which is 5.94% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 2.58% more often than would be expected.
The average opponent winrate against Irelia is 49.44%.


Xerath
the Magus Ascendant
Senna wins against Xerath 56.83% of the time which is 9.10% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 5.74% more often than would be expected.
The average opponent winrate against Xerath is 47.73%.


Jayce
the Defender of Tomorrow
Senna wins against Jayce 56.93% of the time which is 8.45% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 5.09% more often than would be expected.
The average opponent winrate against Jayce is 48.48%.


Mel
the Soul's Reflection
Senna wins against Mel 57.82% of the time which is 5.12% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 1.77% more often than would be expected.
The average opponent winrate against Mel is 52.70%.


Diana
Scorn of the Moon
Senna wins against Diana 59.51% of the time which is 11.71% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 8.35% more often than would be expected.
The average opponent winrate against Diana is 47.80%.


Smolder
the Fiery Fledgling
Senna wins against Smolder 61.21% of the time which is 7.08% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 3.74% more often than would be expected.
The average opponent winrate against Smolder is 54.13%.