

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: 15,222,682
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 top Counters
Senna support on Patch 30 is the strongest counter to top champions of Maestro Yi, Viego & Udyr. While Senna support is countered most by top champions of Singed, Urgot & Yorick. Below is a detailed breakdown of Senna support counters against top champions with a minimum of 100 games.


Singed
El Químico Loco
Senna wins against Singed 40.06% of the time which is 9.31% lower against Singed than the average opponent.
After normalising both champions win rates Senna wins against Singed 0.92% less often than would be expected.
The average opponent winrate against Singed is 49.37%.


Urgot
la Pesadilla Mecánica
Senna wins against Urgot 41.18% of the time which is 9.86% lower against Urgot than the average opponent.
After normalising both champions win rates Senna wins against Urgot 1.45% less often than would be expected.
The average opponent winrate against Urgot is 51.04%.


Yorick
Pastor de las Almas Perdidas
Senna wins against Yorick 41.20% of the time which is 8.40% lower against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 0.00% less often than would be expected.
The average opponent winrate against Yorick is 49.60%.


Kled
El Jinete Cascarrabias
Senna wins against Kled 41.24% of the time which is 9.96% lower against Kled than the average opponent.
After normalising both champions win rates Senna wins against Kled 1.55% less often than would be expected.
The average opponent winrate against Kled is 51.20%.


Dr. Mundo
El Loco de Zaun
Senna wins against Dr. Mundo 41.74% of the time which is 9.25% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 0.84% less often than would be expected.
The average opponent winrate against Dr. Mundo is 50.99%.


Tryndamere
El Rey Bárbaro
Senna wins against Tryndamere 41.79% of the time which is 11.07% lower against Tryndamere than the average opponent.
After normalising both champions win rates Senna wins against Tryndamere 2.66% less often than would be expected.
The average opponent winrate against Tryndamere is 52.86%.


Trundle
El Rey Trol
Senna wins against Trundle 41.90% of the time which is 11.28% lower against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 2.87% less often than would be expected.
The average opponent winrate against Trundle is 53.18%.


Sett
el Jefe
Senna wins against Sett 42.13% of the time which is 8.39% lower against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 0.01% more often than would be expected.
The average opponent winrate against Sett is 50.52%.


Briar
la Gula Confinada
Senna wins against Briar 42.20% of the time which is 8.29% lower against Briar than the average opponent.
After normalising both champions win rates Senna wins against Briar 0.11% more often than would be expected.
The average opponent winrate against Briar is 50.49%.


Teemo
El Explorador Veloz
Senna wins against Teemo 42.46% of the time which is 8.39% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 0.02% more often than would be expected.
The average opponent winrate against Teemo is 50.85%.


Smolder
el Heredero de las Llamas
Senna wins against Smolder 42.47% of the time which is 12.19% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 3.79% less often than would be expected.
The average opponent winrate against Smolder is 54.66%.


Malzahar
El Profeta del Vacío
Senna wins against Malzahar 42.78% of the time which is 9.51% lower against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 1.10% less often than would be expected.
The average opponent winrate against Malzahar is 52.29%.


Kayle
la Justa
Senna wins against Kayle 42.89% of the time which is 9.46% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 1.05% less often than would be expected.
The average opponent winrate against Kayle is 52.35%.


Yasuo
La Espada sin Honor
Senna wins against Yasuo 43.34% of the time which is 11.01% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 2.60% less often than would be expected.
The average opponent winrate against Yasuo is 54.35%.


Veigar
El Pequeño Maestro del Mal
Senna wins against Veigar 43.40% of the time which is 9.71% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.30% less often than would be expected.
The average opponent winrate against Veigar is 53.11%.


Shen
El Ojo del Crepúsculo
Senna wins against Shen 43.42% of the time which is 9.46% lower against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 1.05% less often than would be expected.
The average opponent winrate against Shen is 52.88%.


Vayne
La Cazadora Noctívaga
Senna wins against Vayne 43.67% of the time which is 11.71% lower against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 3.31% less often than would be expected.
The average opponent winrate against Vayne is 55.38%.


Jax
El Maestro de Armas
Senna wins against Jax 43.72% of the time which is 9.87% lower against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 1.46% less often than would be expected.
The average opponent winrate against Jax is 53.59%.


Sion
El Coloso no Muerto
Senna wins against Sion 43.74% of the time which is 6.19% lower against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 2.21% more often than would be expected.
The average opponent winrate against Sion is 49.93%.


Nasus
El Guardián de las Arenas
Senna wins against Nasus 43.88% of the time which is 7.79% lower against Nasus than the average opponent.
After normalising both champions win rates Senna wins against Nasus 0.62% more often than would be expected.
The average opponent winrate against Nasus is 51.67%.


Mordekaiser
La Pesadilla de Hierro
Senna wins against Mordekaiser 43.92% of the time which is 7.69% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 0.72% more often than would be expected.
The average opponent winrate against Mordekaiser is 51.61%.


Poppy
La Guardiana del Martillo
Senna wins against Poppy 43.96% of the time which is 10.13% lower against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 1.72% less often than would be expected.
The average opponent winrate against Poppy is 54.09%.


Irelia
la Danza de las Cuchillas
Senna wins against Irelia 44.04% of the time which is 11.13% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 2.73% less often than would be expected.
The average opponent winrate against Irelia is 55.17%.


Garen
El Poder de Demacia
Senna wins against Garen 44.14% of the time which is 8.45% lower against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 0.04% less often than would be expected.
The average opponent winrate against Garen is 52.59%.


Vladimir
El Segador Carmesí
Senna wins against Vladimir 44.21% of the time which is 12.03% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 3.65% less often than would be expected.
The average opponent winrate against Vladimir is 56.24%.


Illaoi
La Sacerdotisa del Kraken
Senna wins against Illaoi 44.50% of the time which is 6.64% lower against Illaoi than the average opponent.
After normalising both champions win rates Senna wins against Illaoi 1.77% more often than would be expected.
The average opponent winrate against Illaoi is 51.14%.


Ambessa
Matriarca de la Guerra
Senna wins against Ambessa 44.84% of the time which is 10.75% lower against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 2.36% less often than would be expected.
The average opponent winrate against Ambessa is 55.59%.


Heimerdinger
El Inventor Venerado
Senna wins against Heimerdinger 44.87% of the time which is 7.08% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 1.33% more often than would be expected.
The average opponent winrate against Heimerdinger is 51.95%.


Akali
la Asesina Sigilosa
Senna wins against Akali 44.90% of the time which is 9.24% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 0.83% less often than would be expected.
The average opponent winrate against Akali is 54.14%.


Pantheon
la Lanza Inquebrantable
Senna wins against Pantheon 45.10% of the time which is 10.43% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 2.04% less often than would be expected.
The average opponent winrate against Pantheon is 55.53%.


Warwick
la Ira Descontrolada de Zaun
Senna wins against Warwick 45.17% of the time which is 7.45% lower against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 0.96% more often than would be expected.
The average opponent winrate against Warwick is 52.62%.


Sylas
el Desencadenado
Senna wins against Sylas 45.64% of the time which is 9.82% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 1.43% less often than would be expected.
The average opponent winrate against Sylas is 55.46%.


Malphite
El Fragmento del Monolito
Senna wins against Malphite 45.67% of the time which is 6.35% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 2.06% more often than would be expected.
The average opponent winrate against Malphite is 52.02%.


Ornn
Las Llamas de la Forja
Senna wins against Ornn 45.73% of the time which is 6.36% lower against Ornn than the average opponent.
After normalising both champions win rates Senna wins against Ornn 2.05% more often than would be expected.
The average opponent winrate against Ornn is 52.09%.


Renekton
El Carnicero de las Arenas
Senna wins against Renekton 45.77% of the time which is 8.11% lower against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 0.30% more often than would be expected.
The average opponent winrate against Renekton is 53.88%.


Cho'Gath
El Terror del Vacío
Senna wins against Cho'Gath 45.77% of the time which is 6.98% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 1.43% more often than would be expected.
The average opponent winrate against Cho'Gath is 52.75%.


Rumble
La Amenaza Mecánica
Senna wins against Rumble 45.93% of the time which is 8.73% lower against Rumble than the average opponent.
After normalising both champions win rates Senna wins against Rumble 0.33% less often than would be expected.
The average opponent winrate against Rumble is 54.66%.


Ashe
La Arquera de Hielo
Senna wins against Ashe 46.36% of the time which is 10.04% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 1.66% less often than would be expected.
The average opponent winrate against Ashe is 56.40%.


Quinn
Las Alas de Demacia
Senna wins against Quinn 46.38% of the time which is 8.53% lower against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 0.13% less often than would be expected.
The average opponent winrate against Quinn is 54.91%.


Wukong
El Rey Mono
Senna wins against Wukong 46.40% of the time which is 7.92% lower against Wukong than the average opponent.
After normalising both champions win rates Senna wins against Wukong 0.49% more often than would be expected.
The average opponent winrate against Wukong is 54.32%.


Olaf
El Berserker
Senna wins against Olaf 46.42% of the time which is 8.59% lower against Olaf than the average opponent.
After normalising both champions win rates Senna wins against Olaf 0.19% less often than would be expected.
The average opponent winrate against Olaf is 55.01%.


Swain
el Gran General de Noxus
Senna wins against Swain 46.53% of the time which is 5.69% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 2.72% more often than would be expected.
The average opponent winrate against Swain is 52.22%.


Gnar
El Eslabón Perdido
Senna wins against Gnar 46.62% of the time which is 8.17% lower against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 0.23% more often than would be expected.
The average opponent winrate against Gnar is 54.79%.


Xin Zhao
El Senescal de Demacia
Senna wins against Xin Zhao 46.82% of the time which is 8.86% lower against Xin Zhao than the average opponent.
After normalising both champions win rates Senna wins against Xin Zhao 0.47% less often than would be expected.
The average opponent winrate against Xin Zhao is 55.68%.


Volibear
la Tormenta Incesante
Senna wins against Volibear 46.94% of the time which is 6.41% lower against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 2.00% more often than would be expected.
The average opponent winrate against Volibear is 53.35%.


Shaco
El Bufón Siniestro
Senna wins against Shaco 47.10% of the time which is 8.51% lower against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 0.12% less often than would be expected.
The average opponent winrate against Shaco is 55.61%.


Yone
el Imperecedero
Senna wins against Yone 47.39% of the time which is 7.70% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.70% more often than would be expected.
The average opponent winrate against Yone is 55.09%.


Camille
la Sombra de Acero
Senna wins against Camille 47.45% of the time which is 10.69% lower against Camille than the average opponent.
After normalising both champions win rates Senna wins against Camille 2.34% less often than would be expected.
The average opponent winrate against Camille is 58.14%.


Fiora
La Estocada Excelsa
Senna wins against Fiora 47.50% of the time which is 8.47% lower against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 0.08% less often than would be expected.
The average opponent winrate against Fiora is 55.97%.


Darius
La Mano de Noxus
Senna wins against Darius 47.79% of the time which is 7.75% lower against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 0.64% more often than would be expected.
The average opponent winrate against Darius is 55.54%.


Riven
La Exiliada
Senna wins against Riven 48.03% of the time which is 9.96% lower against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 1.61% less often than would be expected.
The average opponent winrate against Riven is 57.99%.


Kennen
El Corazón de la Tempestad
Senna wins against Kennen 48.06% of the time which is 7.02% lower against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 1.38% more often than would be expected.
The average opponent winrate against Kennen is 55.08%.


Tahm Kench
El Rey del Río
Senna wins against Tahm Kench 48.17% of the time which is 5.15% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 3.26% more often than would be expected.
The average opponent winrate against Tahm Kench is 53.32%.


Gragas
El Camorrista
Senna wins against Gragas 49.10% of the time which is 8.02% lower against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 0.35% more often than would be expected.
The average opponent winrate against Gragas is 57.12%.


Gangplank
El Azote de los Mares
Senna wins against Gangplank 49.17% of the time which is 6.43% lower against Gangplank than the average opponent.
After normalising both champions win rates Senna wins against Gangplank 1.96% more often than would be expected.
The average opponent winrate against Gangplank is 55.60%.


Jayce
El Defensor del Mañana
Senna wins against Jayce 49.25% of the time which is 7.88% lower against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 0.49% more often than would be expected.
The average opponent winrate against Jayce is 57.13%.


Fiddlesticks
el Terror Ancestral
Senna wins against Fiddlesticks 49.30% of the time which is 4.21% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 4.20% more often than would be expected.
The average opponent winrate against Fiddlesticks is 53.51%.


K'Sante
el Orgullo de Nazumah
Senna wins against K'Sante 49.43% of the time which is 8.54% lower against K'Sante than the average opponent.
After normalising both champions win rates Senna wins against K'Sante 0.19% less often than would be expected.
The average opponent winrate against K'Sante is 57.97%.


Gwen
La Costurera Consagrada
Senna wins against Gwen 50.00% of the time which is 8.49% lower against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 0.15% less often than would be expected.
The average opponent winrate against Gwen is 58.49%.


Aurora
la Bruja entre Mundos
Senna wins against Aurora 50.00% of the time which is 5.47% lower against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 2.92% more often than would be expected.
The average opponent winrate against Aurora is 55.47%.


Caitlyn
La Sheriff de Piltover
Senna wins against Caitlyn 50.38% of the time which is 6.86% lower against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 1.51% more often than would be expected.
The average opponent winrate against Caitlyn is 57.24%.


Aatrox
la Espada de los Oscuros
Senna wins against Aatrox 50.38% of the time which is 6.16% lower against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 2.22% more often than would be expected.
The average opponent winrate against Aatrox is 56.54%.


Ryze
El Hechicero Rúnico
Senna wins against Ryze 50.41% of the time which is 2.61% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 5.80% more often than would be expected.
The average opponent winrate against Ryze is 53.02%.


Kayn
la Guadaña de las Sombras
Senna wins against Kayn 50.68% of the time which is 3.67% lower against Kayn than the average opponent.
After normalising both champions win rates Senna wins against Kayn 4.74% more often than would be expected.
The average opponent winrate against Kayn is 54.35%.


Varus
La Flecha del Castigo
Senna wins against Varus 52.08% of the time which is 4.32% lower against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 4.06% more often than would be expected.
The average opponent winrate against Varus is 56.40%.


Udyr
El Caminante Espiritual
Senna wins against Udyr 52.59% of the time which is 6.95% lower against Udyr than the average opponent.
After normalising both champions win rates Senna wins against Udyr 1.36% more often than would be expected.
The average opponent winrate against Udyr is 59.54%.


Viego
el Rey Arruinado
Senna wins against Viego 54.03% of the time which is 1.77% lower against Viego than the average opponent.
After normalising both champions win rates Senna wins against Viego 6.62% more often than would be expected.
The average opponent winrate against Viego is 55.80%.


Maestro Yi
El Espadachín Wuju
Senna wins against Maestro Yi 59.46% of the time which is 2.83% higher against Maestro Yi than the average opponent.
After normalising both champions win rates Senna wins against Maestro Yi 11.21% more often than would be expected.
The average opponent winrate against Maestro Yi is 56.63%.