

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: 6,749,147
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 jungle Counters
Senna bottom on Patch 15.16 is the strongest counter to jungle champions of Hecarim, Nunu y Willump & Rengar. While Senna bottom is countered most by jungle champions of Shyvana, Fiddlesticks & Maestro Yi. Below is a detailed breakdown of Senna bottom counters against jungle champions with a minimum of 100 games.


Shyvana
la Hija del Dragón
Senna wins against Shyvana 34.29% of the time which is 19.50% lower against Shyvana than the average opponent.
After normalising both champions win rates Senna wins against Shyvana 9.64% less often than would be expected.
The average opponent winrate against Shyvana is 53.79%.


Fiddlesticks
el Terror Ancestral
Senna wins against Fiddlesticks 38.10% of the time which is 17.21% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 7.36% less often than would be expected.
The average opponent winrate against Fiddlesticks is 55.31%.


Maestro Yi
la Espada Wuju
Senna wins against Maestro Yi 39.72% of the time which is 12.66% lower against Maestro Yi than the average opponent.
After normalising both champions win rates Senna wins against Maestro Yi 2.79% less often than would be expected.
The average opponent winrate against Maestro Yi is 52.38%.


Evelynn
Abrazo de la Agonía
Senna wins against Evelynn 40.00% of the time which is 17.14% lower against Evelynn than the average opponent.
After normalising both champions win rates Senna wins against Evelynn 7.32% less often than would be expected.
The average opponent winrate against Evelynn is 57.14%.


Warwick
la Furia Desatada de Zaun
Senna wins against Warwick 40.45% of the time which is 11.34% lower against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 1.47% less often than would be expected.
The average opponent winrate against Warwick is 51.79%.


Briar
el Hambre Contenida
Senna wins against Briar 40.51% of the time which is 10.79% lower against Briar than the average opponent.
After normalising both champions win rates Senna wins against Briar 0.93% less often than would be expected.
The average opponent winrate against Briar is 51.30%.


Sylas
el Usurpador
Senna wins against Sylas 40.68% of the time which is 15.43% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 5.59% less often than would be expected.
The average opponent winrate against Sylas is 56.11%.


Rammus
el Armadurillo
Senna wins against Rammus 41.13% of the time which is 11.14% lower against Rammus than the average opponent.
After normalising both champions win rates Senna wins against Rammus 1.27% less often than would be expected.
The average opponent winrate against Rammus is 52.27%.


Jarvan IV
el Ejemplo de Demacia
Senna wins against Jarvan IV 41.67% of the time which is 12.26% lower against Jarvan IV than the average opponent.
After normalising both champions win rates Senna wins against Jarvan IV 2.40% less often than would be expected.
The average opponent winrate against Jarvan IV is 53.93%.


Amumu
la Momia Triste
Senna wins against Amumu 41.89% of the time which is 9.81% lower against Amumu than the average opponent.
After normalising both champions win rates Senna wins against Amumu 0.05% more often than would be expected.
The average opponent winrate against Amumu is 51.70%.


Volibear
la Tormenta Implacable
Senna wins against Volibear 41.89% of the time which is 9.67% lower against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 0.19% more often than would be expected.
The average opponent winrate against Volibear is 51.56%.


Talon
la Sombra de la Navaja
Senna wins against Talon 41.90% of the time which is 16.67% lower against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 6.88% less often than would be expected.
The average opponent winrate against Talon is 58.57%.


Nocturne
la Pesadilla Eterna
Senna wins against Nocturne 42.27% of the time which is 12.07% lower against Nocturne than the average opponent.
After normalising both champions win rates Senna wins against Nocturne 2.21% less often than would be expected.
The average opponent winrate against Nocturne is 54.34%.


Jax
el Maestro de Armas
Senna wins against Jax 42.32% of the time which is 9.82% lower against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 0.05% more often than would be expected.
The average opponent winrate against Jax is 52.14%.


Trundle
el Rey de los Troles
Senna wins against Trundle 42.45% of the time which is 9.95% lower against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 0.08% less often than would be expected.
The average opponent winrate against Trundle is 52.40%.


Graves
el Forajido
Senna wins against Graves 42.59% of the time which is 11.96% lower against Graves than the average opponent.
After normalising both champions win rates Senna wins against Graves 2.10% less often than would be expected.
The average opponent winrate against Graves is 54.55%.


Zac
el Arma Secreta
Senna wins against Zac 43.00% of the time which is 13.86% lower against Zac than the average opponent.
After normalising both champions win rates Senna wins against Zac 4.03% less often than would be expected.
The average opponent winrate against Zac is 56.86%.


Zed
el Maestro de las Sombras
Senna wins against Zed 43.26% of the time which is 14.91% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 5.11% less often than would be expected.
The average opponent winrate against Zed is 58.17%.


Sejuani
la Furia del Norte
Senna wins against Sejuani 43.70% of the time which is 10.79% lower against Sejuani than the average opponent.
After normalising both champions win rates Senna wins against Sejuani 0.93% less often than would be expected.
The average opponent winrate against Sejuani is 54.49%.


Pantheon
la Lanza Inquebrantable
Senna wins against Pantheon 43.93% of the time which is 11.86% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 2.01% less often than would be expected.
The average opponent winrate against Pantheon is 55.79%.


Shaco
el Bufón Siniestro
Senna wins against Shaco 44.28% of the time which is 13.06% lower against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 3.24% less often than would be expected.
The average opponent winrate against Shaco is 57.34%.


Xin Zhao
el Senescal de Demacia
Senna wins against Xin Zhao 45.13% of the time which is 9.36% lower against Xin Zhao than the average opponent.
After normalising both champions win rates Senna wins against Xin Zhao 0.50% more often than would be expected.
The average opponent winrate against Xin Zhao is 54.49%.


Viego
El Rey Arruinado
Senna wins against Viego 45.20% of the time which is 8.87% lower against Viego than the average opponent.
After normalising both champions win rates Senna wins against Viego 0.99% more often than would be expected.
The average opponent winrate against Viego is 54.07%.


Kindred
los Cazadores Eternos
Senna wins against Kindred 46.02% of the time which is 10.83% lower against Kindred than the average opponent.
After normalising both champions win rates Senna wins against Kindred 1.00% less often than would be expected.
The average opponent winrate against Kindred is 56.85%.


Diana
el Desdén de la Luna
Senna wins against Diana 46.10% of the time which is 8.94% lower against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 0.92% more often than would be expected.
The average opponent winrate against Diana is 55.04%.


Kha'Zix
el Saqueador del Vacío
Senna wins against Kha'Zix 46.22% of the time which is 10.70% lower against Kha'Zix than the average opponent.
After normalising both champions win rates Senna wins against Kha'Zix 0.87% less often than would be expected.
The average opponent winrate against Kha'Zix is 56.92%.


Vi
la Vigilante de Piltóver
Senna wins against Vi 46.45% of the time which is 8.67% lower against Vi than the average opponent.
After normalising both champions win rates Senna wins against Vi 1.18% more often than would be expected.
The average opponent winrate against Vi is 55.12%.


Kayn
el Segador Sombrío
Senna wins against Kayn 46.94% of the time which is 7.62% lower against Kayn than the average opponent.
After normalising both champions win rates Senna wins against Kayn 2.24% more often than would be expected.
The average opponent winrate against Kayn is 54.56%.


Wukong
el Rey de los Monos
Senna wins against Wukong 48.09% of the time which is 4.13% lower against Wukong than the average opponent.
After normalising both champions win rates Senna wins against Wukong 5.74% more often than would be expected.
The average opponent winrate against Wukong is 52.22%.


Lillia
La Flor Tímida
Senna wins against Lillia 48.43% of the time which is 5.40% lower against Lillia than the average opponent.
After normalising both champions win rates Senna wins against Lillia 4.46% more often than would be expected.
The average opponent winrate against Lillia is 53.83%.


Lee Sin
el Monje Ciego
Senna wins against Lee Sin 48.61% of the time which is 8.75% lower against Lee Sin than the average opponent.
After normalising both champions win rates Senna wins against Lee Sin 1.07% more often than would be expected.
The average opponent winrate against Lee Sin is 57.36%.


Naafiri
la Sabueso de las Cien Mordidas
Senna wins against Naafiri 48.95% of the time which is 6.14% lower against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 3.72% more often than would be expected.
The average opponent winrate against Naafiri is 55.09%.


Nautilus
el Titán de las Profundidades
Senna wins against Nautilus 51.22% of the time which is 4.86% lower against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 4.98% more often than would be expected.
The average opponent winrate against Nautilus is 56.08%.


Ekko
el Joven que Fragmentó el Tiempo
Senna wins against Ekko 51.83% of the time which is 3.47% lower against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 6.38% more often than would be expected.
The average opponent winrate against Ekko is 55.30%.


Rengar
el Orgullo Acechante
Senna wins against Rengar 55.34% of the time which is 6.71% lower against Rengar than the average opponent.
After normalising both champions win rates Senna wins against Rengar 2.96% more often than would be expected.
The average opponent winrate against Rengar is 62.05%.


Nunu y Willump
el Niño y su Yeti
Senna wins against Nunu y Willump 56.43% of the time which is 0.63% higher against Nunu y Willump than the average opponent.
After normalising both champions win rates Senna wins against Nunu y Willump 10.48% more often than would be expected.
The average opponent winrate against Nunu y Willump is 55.80%.


Hecarim
la Sombra de la Guerra
Senna wins against Hecarim 59.66% of the time which is 1.48% higher against Hecarim than the average opponent.
After normalising both champions win rates Senna wins against Hecarim 11.28% more often than would be expected.
The average opponent winrate against Hecarim is 58.18%.