

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: 23,803,170
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 Udyr, Xin Zhao & K'Sante. While Senna support is countered most by top champions of Morgana, Malzahar & Naafiri. Below is a detailed breakdown of Senna support counters against top champions with a minimum of 100 games.


Morgana
la Desolada
Senna wins against Morgana 39.05% of the time which is 11.63% lower against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 7.43% less often than would be expected.
The average opponent winrate against Morgana is 50.68%.


Malzahar
el Profeta del Vacío
Senna wins against Malzahar 39.58% of the time which is 10.10% lower against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 5.90% less often than would be expected.
The average opponent winrate against Malzahar is 49.68%.


Naafiri
la Sabueso de las Cien Mordidas
Senna wins against Naafiri 39.60% of the time which is 9.74% lower against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 5.54% less often than would be expected.
The average opponent winrate against Naafiri is 49.34%.


Urgot
el Temerario
Senna wins against Urgot 41.90% of the time which is 6.75% lower against Urgot than the average opponent.
After normalising both champions win rates Senna wins against Urgot 2.56% less often than would be expected.
The average opponent winrate against Urgot is 48.65%.


Teemo
el Explorador Veloz
Senna wins against Teemo 42.42% of the time which is 6.30% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 2.11% less often than would be expected.
The average opponent winrate against Teemo is 48.72%.


Yorick
Pastor de Almas
Senna wins against Yorick 43.13% of the time which is 4.21% lower against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 0.03% less often than would be expected.
The average opponent winrate against Yorick is 47.34%.


Sion
el Coloso no Muerto
Senna wins against Sion 43.43% of the time which is 5.12% lower against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 0.93% less often than would be expected.
The average opponent winrate against Sion is 48.55%.


Maestro Yi
la Espada Wuju
Senna wins against Maestro Yi 43.53% of the time which is 9.20% lower against Maestro Yi than the average opponent.
After normalising both champions win rates Senna wins against Maestro Yi 5.00% less often than would be expected.
The average opponent winrate against Maestro Yi is 52.73%.


Singed
el Químico Loco
Senna wins against Singed 43.68% of the time which is 4.64% lower against Singed than the average opponent.
After normalising both champions win rates Senna wins against Singed 0.45% less often than would be expected.
The average opponent winrate against Singed is 48.32%.


Heimerdinger
el Venerable Inventor
Senna wins against Heimerdinger 43.84% of the time which is 5.61% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 1.41% less often than would be expected.
The average opponent winrate against Heimerdinger is 49.45%.


Sett
El Jefe
Senna wins against Sett 44.36% of the time which is 3.33% lower against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 0.85% more often than would be expected.
The average opponent winrate against Sett is 47.69%.


Warwick
la Furia Desatada de Zaun
Senna wins against Warwick 44.38% of the time which is 4.18% lower against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 0.01% more often than would be expected.
The average opponent winrate against Warwick is 48.56%.


Dr. Mundo
el Loco de Zaun
Senna wins against Dr. Mundo 44.48% of the time which is 4.15% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 0.04% more often than would be expected.
The average opponent winrate against Dr. Mundo is 48.63%.


Malphite
el Fragmento del Monolito
Senna wins against Malphite 44.57% of the time which is 4.76% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 0.56% less often than would be expected.
The average opponent winrate against Malphite is 49.33%.


Trundle
el Rey de los Troles
Senna wins against Trundle 44.77% of the time which is 4.48% lower against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 0.28% less often than would be expected.
The average opponent winrate against Trundle is 49.25%.


Ornn
El Fuego Debajo de la Montaña
Senna wins against Ornn 44.83% of the time which is 5.09% lower against Ornn than the average opponent.
After normalising both champions win rates Senna wins against Ornn 0.89% less often than would be expected.
The average opponent winrate against Ornn is 49.92%.


Mordekaiser
el Renacido de Hierro
Senna wins against Mordekaiser 44.99% of the time which is 3.26% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 0.93% more often than would be expected.
The average opponent winrate against Mordekaiser is 48.25%.


Wukong
el Rey de los Monos
Senna wins against Wukong 45.09% of the time which is 5.61% lower against Wukong than the average opponent.
After normalising both champions win rates Senna wins against Wukong 1.41% less often than would be expected.
The average opponent winrate against Wukong is 50.70%.


Jax
el Maestro de Armas
Senna wins against Jax 45.24% of the time which is 5.46% lower against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 1.26% less often than would be expected.
The average opponent winrate against Jax is 50.70%.


Fiora
la Gran Duelista
Senna wins against Fiora 45.30% of the time which is 6.12% lower against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 1.92% less often than would be expected.
The average opponent winrate against Fiora is 51.42%.


Akali
la Asesina Furtiva
Senna wins against Akali 45.45% of the time which is 5.74% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 1.54% less often than would be expected.
The average opponent winrate against Akali is 51.19%.


Fiddlesticks
el Terror Ancestral
Senna wins against Fiddlesticks 45.45% of the time which is 5.00% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 0.80% less often than would be expected.
The average opponent winrate against Fiddlesticks is 50.45%.


Irelia
la Cuchilla Danzante
Senna wins against Irelia 45.54% of the time which is 5.95% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 1.75% less often than would be expected.
The average opponent winrate against Irelia is 51.49%.


Nasus
el Curador de las Arenas
Senna wins against Nasus 45.55% of the time which is 3.95% lower against Nasus than the average opponent.
After normalising both champions win rates Senna wins against Nasus 0.25% more often than would be expected.
The average opponent winrate against Nasus is 49.50%.


Olaf
el Berserker
Senna wins against Olaf 45.77% of the time which is 6.12% lower against Olaf than the average opponent.
After normalising both champions win rates Senna wins against Olaf 1.92% less often than would be expected.
The average opponent winrate against Olaf is 51.89%.


Garen
el Poder de Demacia
Senna wins against Garen 45.98% of the time which is 3.78% lower against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 0.42% more often than would be expected.
The average opponent winrate against Garen is 49.76%.


Cho'Gath
el Terror del Vacío
Senna wins against Cho'Gath 46.05% of the time which is 3.84% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 0.36% more often than would be expected.
The average opponent winrate against Cho'Gath is 49.89%.


Lee Sin
el Monje Ciego
Senna wins against Lee Sin 46.15% of the time which is 9.95% lower against Lee Sin than the average opponent.
After normalising both champions win rates Senna wins against Lee Sin 5.77% less often than would be expected.
The average opponent winrate against Lee Sin is 56.10%.


Kayle
la Justiciera
Senna wins against Kayle 46.21% of the time which is 3.15% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 1.05% more often than would be expected.
The average opponent winrate against Kayle is 49.36%.


Kled
el Jinete Cascarrabias
Senna wins against Kled 46.32% of the time which is 4.73% lower against Kled than the average opponent.
After normalising both champions win rates Senna wins against Kled 0.53% less often than would be expected.
The average opponent winrate against Kled is 51.05%.


Cassiopeia
el Abrazo de la Serpiente
Senna wins against Cassiopeia 46.90% of the time which is 4.98% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 0.78% less often than would be expected.
The average opponent winrate against Cassiopeia is 51.88%.


Renekton
el Carnicero de las Arenas
Senna wins against Renekton 46.92% of the time which is 3.81% lower against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 0.39% more often than would be expected.
The average opponent winrate against Renekton is 50.73%.


Galio
el Coloso
Senna wins against Galio 46.94% of the time which is 4.21% lower against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 0.01% less often than would be expected.
The average opponent winrate against Galio is 51.15%.


Ryze
el Mago Rúnico
Senna wins against Ryze 47.03% of the time which is 4.60% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 0.40% less often than would be expected.
The average opponent winrate against Ryze is 51.63%.


Tryndamere
el Rey Bárbaro
Senna wins against Tryndamere 47.06% of the time which is 3.58% lower against Tryndamere than the average opponent.
After normalising both champions win rates Senna wins against Tryndamere 0.62% more often than would be expected.
The average opponent winrate against Tryndamere is 50.64%.


Kennen
el Corazón de la Tempestad
Senna wins against Kennen 47.15% of the time which is 4.66% lower against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 0.46% less often than would be expected.
The average opponent winrate against Kennen is 51.81%.


Quinn
las Alas de Demacia
Senna wins against Quinn 47.21% of the time which is 4.40% lower against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 0.20% less often than would be expected.
The average opponent winrate against Quinn is 51.61%.


Darius
la mano de Noxus
Senna wins against Darius 47.38% of the time which is 4.86% lower against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 0.66% less often than would be expected.
The average opponent winrate against Darius is 52.24%.


Illaoi
la Sacerdotisa del Kraken
Senna wins against Illaoi 47.62% of the time which is 2.31% lower against Illaoi than the average opponent.
After normalising both champions win rates Senna wins against Illaoi 1.89% more often than would be expected.
The average opponent winrate against Illaoi is 49.93%.


Yone
el Imborrable
Senna wins against Yone 47.63% of the time which is 4.26% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.06% less often than would be expected.
The average opponent winrate against Yone is 51.89%.


Kayn
el Segador Sombrío
Senna wins against Kayn 47.73% of the time which is 4.92% lower against Kayn than the average opponent.
After normalising both champions win rates Senna wins against Kayn 0.72% less often than would be expected.
The average opponent winrate against Kayn is 52.65%.


Volibear
la Tormenta Implacable
Senna wins against Volibear 47.77% of the time which is 2.62% lower against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 1.58% more often than would be expected.
The average opponent winrate against Volibear is 50.39%.


Smolder
el Dragoncito Flamante
Senna wins against Smolder 47.84% of the time which is 5.14% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.94% less often than would be expected.
The average opponent winrate against Smolder is 52.98%.


Vladimir
el Segador Carmesí
Senna wins against Vladimir 47.99% of the time which is 4.20% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 0.00% less often than would be expected.
The average opponent winrate against Vladimir is 52.19%.


Vayne
la Cazadora Nocturna
Senna wins against Vayne 48.09% of the time which is 4.81% lower against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 0.61% less often than would be expected.
The average opponent winrate against Vayne is 52.90%.


Briar
el Hambre Contenida
Senna wins against Briar 48.13% of the time which is 0.04% lower against Briar than the average opponent.
After normalising both champions win rates Senna wins against Briar 4.15% more often than would be expected.
The average opponent winrate against Briar is 48.17%.


Rumble
la Amenaza Mecánica
Senna wins against Rumble 48.16% of the time which is 5.57% lower against Rumble than the average opponent.
After normalising both champions win rates Senna wins against Rumble 1.37% less often than would be expected.
The average opponent winrate against Rumble is 53.73%.


Shen
el Ojo del Crepúsculo
Senna wins against Shen 48.23% of the time which is 2.57% lower against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 1.63% more often than would be expected.
The average opponent winrate against Shen is 50.80%.


Maokai
el Treant Retorcido
Senna wins against Maokai 48.25% of the time which is 2.79% lower against Maokai than the average opponent.
After normalising both champions win rates Senna wins against Maokai 1.41% more often than would be expected.
The average opponent winrate against Maokai is 51.04%.


Tahm Kench
El Rey del Río
Senna wins against Tahm Kench 48.30% of the time which is 2.48% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 1.72% more often than would be expected.
The average opponent winrate against Tahm Kench is 50.78%.


Swain
el Gran General Noxiano
Senna wins against Swain 48.35% of the time which is 1.92% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 2.28% more often than would be expected.
The average opponent winrate against Swain is 50.27%.


Poppy
la Guardiana del Martillo
Senna wins against Poppy 48.45% of the time which is 3.76% lower against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 0.44% more often than would be expected.
The average opponent winrate against Poppy is 52.21%.


Veigar
el Pequeño Maestro del Mal
Senna wins against Veigar 48.68% of the time which is 0.87% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 3.33% more often than would be expected.
The average opponent winrate against Veigar is 49.55%.


Aurora
la Bruja entre Mundos
Senna wins against Aurora 48.91% of the time which is 3.21% lower against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 0.99% more often than would be expected.
The average opponent winrate against Aurora is 52.12%.


Ambessa
La Matriarca de la Guerra
Senna wins against Ambessa 49.21% of the time which is 3.95% lower against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 0.25% more often than would be expected.
The average opponent winrate against Ambessa is 53.16%.


Gangplank
el Azote de los Mares
Senna wins against Gangplank 49.23% of the time which is 3.26% lower against Gangplank than the average opponent.
After normalising both champions win rates Senna wins against Gangplank 0.94% more often than would be expected.
The average opponent winrate against Gangplank is 52.49%.


Aurelion Sol
el Forjador de Estrellas
Senna wins against Aurelion Sol 49.50% of the time which is 0.95% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 3.25% more often than would be expected.
The average opponent winrate against Aurelion Sol is 50.45%.


Jayce
el Defensor del Mañana
Senna wins against Jayce 49.56% of the time which is 4.21% lower against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 0.01% less often than would be expected.
The average opponent winrate against Jayce is 53.77%.


Shaco
el Bufón Siniestro
Senna wins against Shaco 49.57% of the time which is 2.52% lower against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 1.68% more often than would be expected.
The average opponent winrate against Shaco is 52.09%.


Gwen
La Costurera Sagrada
Senna wins against Gwen 49.71% of the time which is 5.25% lower against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 1.06% less often than would be expected.
The average opponent winrate against Gwen is 54.96%.


Zac
el Arma Secreta
Senna wins against Zac 49.71% of the time which is 0.11% higher against Zac than the average opponent.
After normalising both champions win rates Senna wins against Zac 4.31% more often than would be expected.
The average opponent winrate against Zac is 49.60%.


Yasuo
el Imperdonable
Senna wins against Yasuo 49.72% of the time which is 2.10% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 2.10% more often than would be expected.
The average opponent winrate against Yasuo is 51.82%.


Gragas
el Revoltoso
Senna wins against Gragas 49.76% of the time which is 4.68% lower against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 0.49% less often than would be expected.
The average opponent winrate against Gragas is 54.44%.


Ashe
la Arquera de Hielo
Senna wins against Ashe 49.77% of the time which is 4.57% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 0.38% less often than would be expected.
The average opponent winrate against Ashe is 54.34%.


Pantheon
la Lanza Inquebrantable
Senna wins against Pantheon 50.39% of the time which is 1.71% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 2.49% more often than would be expected.
The average opponent winrate against Pantheon is 52.10%.


Gnar
el Eslabón Perdido
Senna wins against Gnar 50.76% of the time which is 2.46% lower against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 1.74% more often than would be expected.
The average opponent winrate against Gnar is 53.22%.


Camille
la Sombra de Acero
Senna wins against Camille 50.77% of the time which is 4.62% lower against Camille than the average opponent.
After normalising both champions win rates Senna wins against Camille 0.43% less often than would be expected.
The average opponent winrate against Camille is 55.39%.


Sylas
el Usurpador
Senna wins against Sylas 51.03% of the time which is 1.17% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 3.03% more often than would be expected.
The average opponent winrate against Sylas is 52.20%.


Riven
la Desterrada
Senna wins against Riven 51.33% of the time which is 4.23% lower against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 0.05% less often than would be expected.
The average opponent winrate against Riven is 55.56%.


Varus
la Flecha del Castigo
Senna wins against Varus 51.81% of the time which is 1.66% lower against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 2.54% more often than would be expected.
The average opponent winrate against Varus is 53.47%.


Aatrox
la Espada Darkin
Senna wins against Aatrox 52.17% of the time which is 1.18% lower against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 3.02% more often than would be expected.
The average opponent winrate against Aatrox is 53.35%.


Zed
el Maestro de las Sombras
Senna wins against Zed 52.25% of the time which is 1.79% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 2.41% more often than would be expected.
The average opponent winrate against Zed is 54.04%.


Caitlyn
la Sheriff de Piltóver
Senna wins against Caitlyn 52.38% of the time which is 1.00% lower against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 3.20% more often than would be expected.
The average opponent winrate against Caitlyn is 53.38%.


Mel
el Reflejo del Alma
Senna wins against Mel 52.73% of the time which is 1.56% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 2.64% more often than would be expected.
The average opponent winrate against Mel is 54.29%.


Yunara
La Fe Inquebrantable
Senna wins against Yunara 53.16% of the time which is 5.34% lower against Yunara than the average opponent.
After normalising both champions win rates Senna wins against Yunara 1.20% less often than would be expected.
The average opponent winrate against Yunara is 58.50%.


K'Sante
El Orgullo de Nazumah
Senna wins against K'Sante 53.37% of the time which is 2.45% lower against K'Sante than the average opponent.
After normalising both champions win rates Senna wins against K'Sante 1.73% more often than would be expected.
The average opponent winrate against K'Sante is 55.82%.


Xin Zhao
el Senescal de Demacia
Senna wins against Xin Zhao 53.64% of the time which is 0.23% lower against Xin Zhao than the average opponent.
After normalising both champions win rates Senna wins against Xin Zhao 3.97% more often than would be expected.
The average opponent winrate against Xin Zhao is 53.87%.


Udyr
el Cambiapieles
Senna wins against Udyr 59.02% of the time which is 0.55% higher against Udyr than the average opponent.
After normalising both champions win rates Senna wins against Udyr 4.69% more often than would be expected.
The average opponent winrate against Udyr is 58.47%.