

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.
Diamond Champions Analysed: 3,596,867
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 Nautilus, Neeko & Lulu. While Senna bottom is countered most by support champions of Zilean, Leona & Rell. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Zilean
the Chronokeeper
Senna wins against Zilean 39.84% of the time which is 7.26% lower against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 10.83% less often than would be expected.
The average opponent winrate against Zilean is 47.10%.


Leona
the Radiant Dawn
Senna wins against Leona 46.35% of the time which is 0.57% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 4.14% less often than would be expected.
The average opponent winrate against Leona is 46.92%.


Rell
the Iron Maiden
Senna wins against Rell 46.45% of the time which is 2.55% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 6.12% less often than would be expected.
The average opponent winrate against Rell is 49.00%.


Sona
Maven of the Strings
Senna wins against Sona 46.56% of the time which is 0.71% lower against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 4.28% less often than would be expected.
The average opponent winrate against Sona is 47.27%.


Seraphine
the Starry-Eyed Songstress
Senna wins against Seraphine 47.27% of the time which is 1.41% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 4.98% less often than would be expected.
The average opponent winrate against Seraphine is 48.68%.


Alistar
the Minotaur
Senna wins against Alistar 47.93% of the time which is 0.90% lower against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 4.47% less often than would be expected.
The average opponent winrate against Alistar is 48.83%.


Yuumi
the Magical Cat
Senna wins against Yuumi 49.78% of the time which is 0.32% lower against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 3.89% less often than would be expected.
The average opponent winrate against Yuumi is 50.10%.


Soraka
the Starchild
Senna wins against Soraka 49.79% of the time which is 2.09% higher against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 1.48% less often than would be expected.
The average opponent winrate against Soraka is 47.70%.


Thresh
the Chain Warden
Senna wins against Thresh 50.00% of the time which is 2.94% higher against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 0.63% less often than would be expected.
The average opponent winrate against Thresh is 47.06%.


Milio
The Gentle Flame
Senna wins against Milio 50.77% of the time which is 3.69% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 0.12% more often than would be expected.
The average opponent winrate against Milio is 47.08%.


Blitzcrank
the Great Steam Golem
Senna wins against Blitzcrank 50.81% of the time which is 2.71% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 0.86% less often than would be expected.
The average opponent winrate against Blitzcrank is 48.10%.


Rakan
The Charmer
Senna wins against Rakan 51.17% of the time which is 1.48% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 2.09% less often than would be expected.
The average opponent winrate against Rakan is 49.69%.


Zyra
Rise of the Thorns
Senna wins against Zyra 51.40% of the time which is 4.04% higher against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 0.47% more often than would be expected.
The average opponent winrate against Zyra is 47.36%.


Nami
the Tidecaller
Senna wins against Nami 51.88% of the time which is 4.83% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 1.26% more often than would be expected.
The average opponent winrate against Nami is 47.05%.


Janna
the Storm's Fury
Senna wins against Janna 51.90% of the time which is 4.99% higher against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 1.42% more often than would be expected.
The average opponent winrate against Janna is 46.91%.


Bard
the Wandering Caretaker
Senna wins against Bard 51.97% of the time which is 4.19% higher against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 0.62% more often than would be expected.
The average opponent winrate against Bard is 47.78%.


Pyke
the Bloodharbor Ripper
Senna wins against Pyke 52.00% of the time which is 3.81% higher against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 0.24% more often than would be expected.
The average opponent winrate against Pyke is 48.19%.


Braum
the Heart of the Freljord
Senna wins against Braum 52.90% of the time which is 5.15% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 1.58% more often than would be expected.
The average opponent winrate against Braum is 47.75%.


Lux
the Lady of Luminosity
Senna wins against Lux 52.90% of the time which is 3.85% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.28% more often than would be expected.
The average opponent winrate against Lux is 49.05%.


Karma
the Enlightened One
Senna wins against Karma 53.68% of the time which is 5.54% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 1.97% more often than would be expected.
The average opponent winrate against Karma is 48.14%.


Lulu
the Fae Sorceress
Senna wins against Lulu 53.79% of the time which is 5.30% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 1.73% more often than would be expected.
The average opponent winrate against Lulu is 48.49%.


Neeko
the Curious Chameleon
Senna wins against Neeko 57.52% of the time which is 7.86% higher against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 4.29% more often than would be expected.
The average opponent winrate against Neeko is 49.66%.


Nautilus
the Titan of the Depths
Senna wins against Nautilus 57.95% of the time which is 8.36% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 4.79% more often than would be expected.
The average opponent winrate against Nautilus is 49.59%.