

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: 6,821,516
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 15.16 is the strongest counter to top champions of Jayce, Aurora & Aatrox. While Senna support is countered most by top champions of Kled, Urgot & Dr. Mundo. Below is a detailed breakdown of Senna support counters against top champions with a minimum of 100 games.


Kled
Cavalier colérique
Senna wins against Kled 36.14% of the time which is 15.86% lower against Kled than the average opponent.
After normalising both champions win rates Senna wins against Kled 5.21% less often than would be expected.
The average opponent winrate against Kled is 52.00%.


Urgot
Broyeur
Senna wins against Urgot 37.18% of the time which is 14.93% lower against Urgot than the average opponent.
After normalising both champions win rates Senna wins against Urgot 4.28% less often than would be expected.
The average opponent winrate against Urgot is 52.11%.


Dr. Mundo
Dément de Zaun
Senna wins against Dr. Mundo 39.59% of the time which is 12.11% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 1.46% less often than would be expected.
The average opponent winrate against Dr. Mundo is 51.70%.


Singed
Chimiste fou
Senna wins against Singed 39.66% of the time which is 10.05% lower against Singed than the average opponent.
After normalising both champions win rates Senna wins against Singed 0.58% more often than would be expected.
The average opponent winrate against Singed is 49.71%.


Pantheon
Lance éternelle
Senna wins against Pantheon 40.14% of the time which is 16.52% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 5.90% less often than would be expected.
The average opponent winrate against Pantheon is 56.66%.


Tryndamere
Roi barbare
Senna wins against Tryndamere 40.42% of the time which is 13.76% lower against Tryndamere than the average opponent.
After normalising both champions win rates Senna wins against Tryndamere 3.11% less often than would be expected.
The average opponent winrate against Tryndamere is 54.18%.


Shen
Œil du crépuscule
Senna wins against Shen 40.91% of the time which is 12.92% lower against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 2.27% less often than would be expected.
The average opponent winrate against Shen is 53.83%.


Teemo
Éclaireur de Bandle
Senna wins against Teemo 40.92% of the time which is 10.92% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 0.27% less often than would be expected.
The average opponent winrate against Teemo is 51.84%.


Garen
Force de Demacia
Senna wins against Garen 41.72% of the time which is 11.73% lower against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 1.07% less often than would be expected.
The average opponent winrate against Garen is 53.45%.


Warwick
Fureur déchaînée de Zaun
Senna wins against Warwick 41.92% of the time which is 11.26% lower against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 0.60% less often than would be expected.
The average opponent winrate against Warwick is 53.18%.


Sett
Patron
Senna wins against Sett 41.98% of the time which is 9.41% lower against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 1.24% more often than would be expected.
The average opponent winrate against Sett is 51.39%.


Trundle
Roi des trolls
Senna wins against Trundle 42.05% of the time which is 12.33% lower against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 1.68% less often than would be expected.
The average opponent winrate against Trundle is 54.38%.


Jax
Maître d'armes
Senna wins against Jax 42.12% of the time which is 12.25% lower against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 1.60% less often than would be expected.
The average opponent winrate against Jax is 54.37%.


Yorick
Berger des âmes
Senna wins against Yorick 42.15% of the time which is 8.84% lower against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 1.80% more often than would be expected.
The average opponent winrate against Yorick is 50.99%.


Ambessa
Matriarche de guerre
Senna wins against Ambessa 42.19% of the time which is 14.16% lower against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 3.53% less often than would be expected.
The average opponent winrate against Ambessa is 56.35%.


Mordekaiser
Revenant de fer
Senna wins against Mordekaiser 42.26% of the time which is 10.24% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 0.41% more often than would be expected.
The average opponent winrate against Mordekaiser is 52.50%.


Illaoi
Prêtresse du kraken
Senna wins against Illaoi 42.37% of the time which is 9.39% lower against Illaoi than the average opponent.
After normalising both champions win rates Senna wins against Illaoi 1.26% more often than would be expected.
The average opponent winrate against Illaoi is 51.76%.


Cho'Gath
Terreur noire
Senna wins against Cho'Gath 42.59% of the time which is 11.12% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 0.47% less often than would be expected.
The average opponent winrate against Cho'Gath is 53.71%.


Yasuo
Disgracié
Senna wins against Yasuo 42.82% of the time which is 12.17% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 1.52% less often than would be expected.
The average opponent winrate against Yasuo is 54.99%.


Wukong
Roi des singes
Senna wins against Wukong 42.86% of the time which is 12.47% lower against Wukong than the average opponent.
After normalising both champions win rates Senna wins against Wukong 1.83% less often than would be expected.
The average opponent winrate against Wukong is 55.33%.


Akali
Assassin rebelle
Senna wins against Akali 42.86% of the time which is 12.45% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 1.81% less often than would be expected.
The average opponent winrate against Akali is 55.31%.


Olaf
Berzerker
Senna wins against Olaf 43.24% of the time which is 12.65% lower against Olaf than the average opponent.
After normalising both champions win rates Senna wins against Olaf 2.01% less often than would be expected.
The average opponent winrate against Olaf is 55.89%.


Volibear
Tempête impitoyable
Senna wins against Volibear 43.32% of the time which is 11.00% lower against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 0.35% less often than would be expected.
The average opponent winrate against Volibear is 54.32%.


Riven
Exilée brisée
Senna wins against Riven 43.51% of the time which is 15.55% lower against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 4.98% less often than would be expected.
The average opponent winrate against Riven is 59.06%.


Vladimir
Saigneur pourpre
Senna wins against Vladimir 43.55% of the time which is 14.06% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 3.46% less often than would be expected.
The average opponent winrate against Vladimir is 57.61%.


Irelia
Danseuse des lames
Senna wins against Irelia 43.89% of the time which is 12.56% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 1.93% less often than would be expected.
The average opponent winrate against Irelia is 56.45%.


Kayle
Vertueuse
Senna wins against Kayle 43.90% of the time which is 9.11% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 1.55% more often than would be expected.
The average opponent winrate against Kayle is 53.01%.


Malphite
Éclat du monolithe
Senna wins against Malphite 43.98% of the time which is 8.71% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 1.94% more often than would be expected.
The average opponent winrate against Malphite is 52.69%.


Heimerdinger
Inventeur réputé
Senna wins against Heimerdinger 44.06% of the time which is 9.14% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 1.52% more often than would be expected.
The average opponent winrate against Heimerdinger is 53.20%.


Camille
Ombre d'acier
Senna wins against Camille 44.53% of the time which is 14.51% lower against Camille than the average opponent.
After normalising both champions win rates Senna wins against Camille 3.94% less often than would be expected.
The average opponent winrate against Camille is 59.04%.


Rumble
Menace mécanisée
Senna wins against Rumble 44.74% of the time which is 10.38% lower against Rumble than the average opponent.
After normalising both champions win rates Senna wins against Rumble 0.27% more often than would be expected.
The average opponent winrate against Rumble is 55.12%.


Renekton
Dévoreur des sables
Senna wins against Renekton 44.86% of the time which is 9.77% lower against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 0.88% more often than would be expected.
The average opponent winrate against Renekton is 54.63%.


K'Santé
Fierté de Nazumah
Senna wins against K'Santé 45.07% of the time which is 13.35% lower against K'Santé than the average opponent.
After normalising both champions win rates Senna wins against K'Santé 2.77% less often than would be expected.
The average opponent winrate against K'Santé is 58.42%.


Nasus
Gardien des sables
Senna wins against Nasus 45.19% of the time which is 7.41% lower against Nasus than the average opponent.
After normalising both champions win rates Senna wins against Nasus 3.24% more often than would be expected.
The average opponent winrate against Nasus is 52.60%.


Yone
Inoublié
Senna wins against Yone 45.41% of the time which is 10.26% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.38% more often than would be expected.
The average opponent winrate against Yone is 55.67%.


Sion
Colosse mort-vivant
Senna wins against Sion 45.51% of the time which is 5.60% lower against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 5.04% more often than would be expected.
The average opponent winrate against Sion is 51.11%.


Vayne
Chasseresse nocturne
Senna wins against Vayne 45.65% of the time which is 11.11% lower against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 0.49% less often than would be expected.
The average opponent winrate against Vayne is 56.76%.


Ornn
Dieu de la forge volcanique
Senna wins against Ornn 45.73% of the time which is 6.94% lower against Ornn than the average opponent.
After normalising both champions win rates Senna wins against Ornn 3.71% more often than would be expected.
The average opponent winrate against Ornn is 52.67%.


Quinn
Ailes de Demacia
Senna wins against Quinn 45.92% of the time which is 9.75% lower against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 0.89% more often than would be expected.
The average opponent winrate against Quinn is 55.67%.


Gragas
Agitateur
Senna wins against Gragas 45.95% of the time which is 12.73% lower against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 2.15% less often than would be expected.
The average opponent winrate against Gragas is 58.68%.


Darius
Main de Noxus
Senna wins against Darius 45.96% of the time which is 10.58% lower against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 0.05% more often than would be expected.
The average opponent winrate against Darius is 56.54%.


Kennen
Cœur de la tempête
Senna wins against Kennen 46.43% of the time which is 9.77% lower against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 0.86% more often than would be expected.
The average opponent winrate against Kennen is 56.20%.


Gnar
Chaînon manquant
Senna wins against Gnar 46.46% of the time which is 8.81% lower against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 1.83% more often than would be expected.
The average opponent winrate against Gnar is 55.27%.


Tahm Kench
Roi des rivières
Senna wins against Tahm Kench 46.94% of the time which is 8.10% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 2.55% more often than would be expected.
The average opponent winrate against Tahm Kench is 55.04%.


Gangplank
Fléau des mers
Senna wins against Gangplank 47.24% of the time which is 9.44% lower against Gangplank than the average opponent.
After normalising both champions win rates Senna wins against Gangplank 1.18% more often than would be expected.
The average opponent winrate against Gangplank is 56.68%.


Fiora
Sublime bretteuse
Senna wins against Fiora 48.18% of the time which is 8.14% lower against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 2.49% more often than would be expected.
The average opponent winrate against Fiora is 56.32%.


Gwen
Couturière sacrée
Senna wins against Gwen 48.95% of the time which is 9.68% lower against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 0.90% more often than would be expected.
The average opponent winrate against Gwen is 58.63%.


Aatrox
Épée des Darkin
Senna wins against Aatrox 49.52% of the time which is 8.02% lower against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 2.59% more often than would be expected.
The average opponent winrate against Aatrox is 57.54%.


Aurora
Sorcière d'entre les mondes
Senna wins against Aurora 50.00% of the time which is 6.94% lower against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 3.68% more often than would be expected.
The average opponent winrate against Aurora is 56.94%.


Jayce
Protecteur du futur
Senna wins against Jayce 53.01% of the time which is 5.75% lower against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 4.82% more often than would be expected.
The average opponent winrate against Jayce is 58.76%.