

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.
Iron Champions Analysed: 1,285,650
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 15.18 is the strongest counter to support champions of Yuumi, Pyke & Seraphine. While Senna support is countered most by support champions of Zyra, Blitzcrank & Leona. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Zyra
el Despertar de las Espinas
Senna wins against Zyra 34.90% of the time which is 14.18% lower against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 8.22% less often than would be expected.
The average opponent winrate against Zyra is 49.08%.


Blitzcrank
el Gran Gólem de Vapor
Senna wins against Blitzcrank 40.65% of the time which is 11.65% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 5.68% less often than would be expected.
The average opponent winrate against Blitzcrank is 52.30%.


Leona
el Radiante Amanecer
Senna wins against Leona 41.24% of the time which is 9.29% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 3.32% less often than would be expected.
The average opponent winrate against Leona is 50.53%.


Mel
el Reflejo del Alma
Senna wins against Mel 42.00% of the time which is 11.56% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 5.59% less often than would be expected.
The average opponent winrate against Mel is 53.56%.


Neeko
la Camaleón Curiosa
Senna wins against Neeko 42.34% of the time which is 10.59% lower against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 4.62% less often than would be expected.
The average opponent winrate against Neeko is 52.93%.


Thresh
el Carcelero Implacable
Senna wins against Thresh 42.41% of the time which is 9.89% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 3.92% less often than would be expected.
The average opponent winrate against Thresh is 52.30%.


Nautilus
el Titán de las Profundidades
Senna wins against Nautilus 43.93% of the time which is 7.92% lower against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 1.95% less often than would be expected.
The average opponent winrate against Nautilus is 51.85%.


Nami
la Invocadora de Mareas
Senna wins against Nami 44.37% of the time which is 7.22% lower against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 1.25% less often than would be expected.
The average opponent winrate against Nami is 51.59%.


Morgana
la Desolada
Senna wins against Morgana 44.84% of the time which is 5.57% lower against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 0.40% more often than would be expected.
The average opponent winrate against Morgana is 50.41%.


Pantheon
la Lanza Inquebrantable
Senna wins against Pantheon 45.54% of the time which is 8.72% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 2.75% less often than would be expected.
The average opponent winrate against Pantheon is 54.26%.


Swain
el Gran General Noxiano
Senna wins against Swain 45.90% of the time which is 5.12% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 0.85% more often than would be expected.
The average opponent winrate against Swain is 51.02%.


Brand
la Venganza Ardiente
Senna wins against Brand 46.15% of the time which is 4.26% lower against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 1.71% more often than would be expected.
The average opponent winrate against Brand is 50.41%.


Lux
la Dama Luminosa
Senna wins against Lux 46.36% of the time which is 4.83% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 1.14% more often than would be expected.
The average opponent winrate against Lux is 51.19%.


Seraphine
la Cantante Soñadora
Senna wins against Seraphine 50.83% of the time which is 1.35% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 4.62% more often than would be expected.
The average opponent winrate against Seraphine is 52.18%.


Pyke
el Destripador del Muelle Rojo
Senna wins against Pyke 51.22% of the time which is 2.82% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 3.15% more often than would be expected.
The average opponent winrate against Pyke is 54.04%.


Yuumi
la gatita mágica
Senna wins against Yuumi 56.03% of the time which is 0.62% higher against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 6.58% more often than would be expected.
The average opponent winrate against Yuumi is 55.41%.