

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: 803,828
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 15.9 is the strongest counter to support champions of Alistar, Nami & Blitzcrank. While Senna support is countered most by support champions of Pyke, Leona & Soraka. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Pyke
the Bloodharbor Ripper
Senna wins against Pyke 39.81% of the time which is 10.68% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 8.94% less often than would be expected.
The average opponent winrate against Pyke is 50.49%.


Leona
the Radiant Dawn
Senna wins against Leona 41.96% of the time which is 6.42% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 4.69% less often than would be expected.
The average opponent winrate against Leona is 48.38%.


Soraka
the Starchild
Senna wins against Soraka 42.45% of the time which is 6.83% lower against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 5.09% less often than would be expected.
The average opponent winrate against Soraka is 49.28%.


Yuumi
the Magical Cat
Senna wins against Yuumi 42.50% of the time which is 7.19% lower against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 5.45% less often than would be expected.
The average opponent winrate against Yuumi is 49.69%.


Thresh
the Chain Warden
Senna wins against Thresh 44.34% of the time which is 4.21% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 2.47% less often than would be expected.
The average opponent winrate against Thresh is 48.55%.


Bard
the Wandering Caretaker
Senna wins against Bard 45.19% of the time which is 3.15% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 1.42% less often than would be expected.
The average opponent winrate against Bard is 48.34%.


Lulu
the Fae Sorceress
Senna wins against Lulu 46.47% of the time which is 1.09% lower against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 0.64% more often than would be expected.
The average opponent winrate against Lulu is 47.56%.


Karma
the Enlightened One
Senna wins against Karma 46.75% of the time which is 4.38% lower against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 2.64% less often than would be expected.
The average opponent winrate against Karma is 51.13%.


Milio
The Gentle Flame
Senna wins against Milio 48.33% of the time which is 0.25% lower against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 1.49% more often than would be expected.
The average opponent winrate against Milio is 48.58%.


Nautilus
the Titan of the Depths
Senna wins against Nautilus 48.63% of the time which is 1.76% lower against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 0.02% less often than would be expected.
The average opponent winrate against Nautilus is 50.39%.


Braum
the Heart of the Freljord
Senna wins against Braum 49.65% of the time which is 1.88% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 3.61% more often than would be expected.
The average opponent winrate against Braum is 47.77%.


Blitzcrank
the Great Steam Golem
Senna wins against Blitzcrank 51.35% of the time which is 0.86% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 2.60% more often than would be expected.
The average opponent winrate against Blitzcrank is 50.49%.


Nami
the Tidecaller
Senna wins against Nami 51.48% of the time which is 3.18% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 4.91% more often than would be expected.
The average opponent winrate against Nami is 48.30%.


Alistar
the Minotaur
Senna wins against Alistar 56.19% of the time which is 6.25% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 7.99% more often than would be expected.
The average opponent winrate against Alistar is 49.94%.