

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.
Emerald+ Champions Analysed: 1,649,487
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 15.12 is the strongest counter to jungle champions of Sejuani, Amumu & Volibear. While Senna bottom is countered most by jungle champions of Rek'Sai, Trundle & Ivern. Below is a detailed breakdown of Senna bottom counters against jungle champions with a minimum of 100 games.


Rek'Sai
the Void Burrower
Senna wins against Rek'Sai 41.88% of the time which is 5.59% lower against Rek'Sai than the average opponent.
After normalising both champions win rates Senna wins against Rek'Sai 7.29% less often than would be expected.
The average opponent winrate against Rek'Sai is 47.47%.


Trundle
the Troll King
Senna wins against Trundle 41.97% of the time which is 4.96% lower against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 6.66% less often than would be expected.
The average opponent winrate against Trundle is 46.93%.


Ivern
the Green Father
Senna wins against Ivern 44.24% of the time which is 2.62% lower against Ivern than the average opponent.
After normalising both champions win rates Senna wins against Ivern 4.32% less often than would be expected.
The average opponent winrate against Ivern is 46.86%.


Evelynn
Agony's Embrace
Senna wins against Evelynn 45.21% of the time which is 3.45% lower against Evelynn than the average opponent.
After normalising both champions win rates Senna wins against Evelynn 5.15% less often than would be expected.
The average opponent winrate against Evelynn is 48.66%.


Nunu & Willump
the Boy and His Yeti
Senna wins against Nunu & Willump 45.69% of the time which is 1.99% lower against Nunu & Willump than the average opponent.
After normalising both champions win rates Senna wins against Nunu & Willump 3.69% less often than would be expected.
The average opponent winrate against Nunu & Willump is 47.68%.


Kha'Zix
the Voidreaver
Senna wins against Kha'Zix 46.11% of the time which is 2.98% lower against Kha'Zix than the average opponent.
After normalising both champions win rates Senna wins against Kha'Zix 4.68% less often than would be expected.
The average opponent winrate against Kha'Zix is 49.09%.


Zac
the Secret Weapon
Senna wins against Zac 46.62% of the time which is 2.32% lower against Zac than the average opponent.
After normalising both champions win rates Senna wins against Zac 4.02% less often than would be expected.
The average opponent winrate against Zac is 48.94%.


Karthus
the Deathsinger
Senna wins against Karthus 46.84% of the time which is 3.66% lower against Karthus than the average opponent.
After normalising both champions win rates Senna wins against Karthus 5.36% less often than would be expected.
The average opponent winrate against Karthus is 50.50%.


Bel'Veth
the Empress of the Void
Senna wins against Bel'Veth 47.53% of the time which is 1.47% lower against Bel'Veth than the average opponent.
After normalising both champions win rates Senna wins against Bel'Veth 3.17% less often than would be expected.
The average opponent winrate against Bel'Veth is 49.00%.


Kindred
The Eternal Hunters
Senna wins against Kindred 47.59% of the time which is 1.50% lower against Kindred than the average opponent.
After normalising both champions win rates Senna wins against Kindred 3.20% less often than would be expected.
The average opponent winrate against Kindred is 49.09%.


Jarvan IV
the Exemplar of Demacia
Senna wins against Jarvan IV 47.86% of the time which is 0.35% lower against Jarvan IV than the average opponent.
After normalising both champions win rates Senna wins against Jarvan IV 2.05% less often than would be expected.
The average opponent winrate against Jarvan IV is 48.21%.


Naafiri
the Hound of a Hundred Bites
Senna wins against Naafiri 48.20% of the time which is 1.12% lower against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 2.82% less often than would be expected.
The average opponent winrate against Naafiri is 49.32%.


Ekko
the Boy Who Shattered Time
Senna wins against Ekko 48.36% of the time which is 0.40% higher against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 1.30% less often than would be expected.
The average opponent winrate against Ekko is 47.96%.


Lillia
the Bashful Bloom
Senna wins against Lillia 48.49% of the time which is 0.80% lower against Lillia than the average opponent.
After normalising both champions win rates Senna wins against Lillia 2.50% less often than would be expected.
The average opponent winrate against Lillia is 49.29%.


Hecarim
the Shadow of War
Senna wins against Hecarim 49.53% of the time which is 0.37% lower against Hecarim than the average opponent.
After normalising both champions win rates Senna wins against Hecarim 2.07% less often than would be expected.
The average opponent winrate against Hecarim is 49.90%.


Shaco
the Demon Jester
Senna wins against Shaco 49.77% of the time which is 1.35% higher against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 0.35% less often than would be expected.
The average opponent winrate against Shaco is 48.42%.


Diana
Scorn of the Moon
Senna wins against Diana 49.82% of the time which is 1.49% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 0.21% less often than would be expected.
The average opponent winrate against Diana is 48.33%.


Talon
the Blade's Shadow
Senna wins against Talon 50.00% of the time which is 0.16% lower against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 1.86% less often than would be expected.
The average opponent winrate against Talon is 50.16%.


Pantheon
the Unbreakable Spear
Senna wins against Pantheon 50.38% of the time which is 1.55% higher against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 0.15% less often than would be expected.
The average opponent winrate against Pantheon is 48.83%.


Wukong
the Monkey King
Senna wins against Wukong 50.38% of the time which is 1.60% higher against Wukong than the average opponent.
After normalising both champions win rates Senna wins against Wukong 0.10% less often than would be expected.
The average opponent winrate against Wukong is 48.78%.


Shyvana
the Half-Dragon
Senna wins against Shyvana 50.39% of the time which is 1.14% higher against Shyvana than the average opponent.
After normalising both champions win rates Senna wins against Shyvana 0.56% less often than would be expected.
The average opponent winrate against Shyvana is 49.25%.


Briar
the Restrained Hunger
Senna wins against Briar 50.54% of the time which is 2.53% higher against Briar than the average opponent.
After normalising both champions win rates Senna wins against Briar 0.83% more often than would be expected.
The average opponent winrate against Briar is 48.01%.


Gwen
The Hallowed Seamstress
Senna wins against Gwen 50.72% of the time which is 0.44% higher against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 1.26% less often than would be expected.
The average opponent winrate against Gwen is 50.28%.


Fiddlesticks
the Ancient Fear
Senna wins against Fiddlesticks 50.88% of the time which is 1.74% higher against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 0.04% more often than would be expected.
The average opponent winrate against Fiddlesticks is 49.14%.


Lee Sin
the Blind Monk
Senna wins against Lee Sin 51.22% of the time which is 2.94% higher against Lee Sin than the average opponent.
After normalising both champions win rates Senna wins against Lee Sin 1.24% more often than would be expected.
The average opponent winrate against Lee Sin is 48.28%.


Warwick
the Uncaged Wrath of Zaun
Senna wins against Warwick 51.39% of the time which is 5.31% higher against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 3.61% more often than would be expected.
The average opponent winrate against Warwick is 46.08%.


Nocturne
the Eternal Nightmare
Senna wins against Nocturne 51.65% of the time which is 3.81% higher against Nocturne than the average opponent.
After normalising both champions win rates Senna wins against Nocturne 2.11% more often than would be expected.
The average opponent winrate against Nocturne is 47.84%.


Nidalee
the Bestial Huntress
Senna wins against Nidalee 51.67% of the time which is 0.22% lower against Nidalee than the average opponent.
After normalising both champions win rates Senna wins against Nidalee 1.92% less often than would be expected.
The average opponent winrate against Nidalee is 51.89%.


Master Yi
the Wuju Bladesman
Senna wins against Master Yi 52.51% of the time which is 3.24% higher against Master Yi than the average opponent.
After normalising both champions win rates Senna wins against Master Yi 1.54% more often than would be expected.
The average opponent winrate against Master Yi is 49.27%.


Poppy
Keeper of the Hammer
Senna wins against Poppy 52.59% of the time which is 4.17% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 2.47% more often than would be expected.
The average opponent winrate against Poppy is 48.42%.


Graves
the Outlaw
Senna wins against Graves 52.63% of the time which is 2.77% higher against Graves than the average opponent.
After normalising both champions win rates Senna wins against Graves 1.07% more often than would be expected.
The average opponent winrate against Graves is 49.86%.


Elise
the Spider Queen
Senna wins against Elise 52.96% of the time which is 4.04% higher against Elise than the average opponent.
After normalising both champions win rates Senna wins against Elise 2.34% more often than would be expected.
The average opponent winrate against Elise is 48.92%.


Xin Zhao
the Seneschal of Demacia
Senna wins against Xin Zhao 53.11% of the time which is 4.42% higher against Xin Zhao than the average opponent.
After normalising both champions win rates Senna wins against Xin Zhao 2.72% more often than would be expected.
The average opponent winrate against Xin Zhao is 48.69%.


Viego
The Ruined King
Senna wins against Viego 53.28% of the time which is 2.73% higher against Viego than the average opponent.
After normalising both champions win rates Senna wins against Viego 1.03% more often than would be expected.
The average opponent winrate against Viego is 50.55%.


Vi
the Piltover Enforcer
Senna wins against Vi 53.41% of the time which is 3.16% higher against Vi than the average opponent.
After normalising both champions win rates Senna wins against Vi 1.46% more often than would be expected.
The average opponent winrate against Vi is 50.25%.


Zed
the Master of Shadows
Senna wins against Zed 53.43% of the time which is 1.50% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 0.20% less often than would be expected.
The average opponent winrate against Zed is 51.93%.


Jax
Grandmaster at Arms
Senna wins against Jax 53.64% of the time which is 4.16% higher against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 2.46% more often than would be expected.
The average opponent winrate against Jax is 49.48%.


Kayn
the Shadow Reaper
Senna wins against Kayn 53.96% of the time which is 5.20% higher against Kayn than the average opponent.
After normalising both champions win rates Senna wins against Kayn 3.50% more often than would be expected.
The average opponent winrate against Kayn is 48.76%.


Gragas
the Rabble Rouser
Senna wins against Gragas 54.05% of the time which is 5.49% higher against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 3.79% more often than would be expected.
The average opponent winrate against Gragas is 48.56%.


Dr. Mundo
the Madman of Zaun
Senna wins against Dr. Mundo 54.24% of the time which is 4.37% higher against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 2.67% more often than would be expected.
The average opponent winrate against Dr. Mundo is 49.87%.


Rengar
the Pridestalker
Senna wins against Rengar 54.24% of the time which is 3.84% higher against Rengar than the average opponent.
After normalising both champions win rates Senna wins against Rengar 2.14% more often than would be expected.
The average opponent winrate against Rengar is 50.40%.


Rammus
the Armordillo
Senna wins against Rammus 55.17% of the time which is 4.63% higher against Rammus than the average opponent.
After normalising both champions win rates Senna wins against Rammus 2.93% more often than would be expected.
The average opponent winrate against Rammus is 50.54%.


Udyr
the Spirit Walker
Senna wins against Udyr 55.41% of the time which is 6.09% higher against Udyr than the average opponent.
After normalising both champions win rates Senna wins against Udyr 4.39% more often than would be expected.
The average opponent winrate against Udyr is 49.32%.


Volibear
the Relentless Storm
Senna wins against Volibear 55.59% of the time which is 7.38% higher against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 5.68% more often than would be expected.
The average opponent winrate against Volibear is 48.21%.


Amumu
the Sad Mummy
Senna wins against Amumu 55.95% of the time which is 7.31% higher against Amumu than the average opponent.
After normalising both champions win rates Senna wins against Amumu 5.61% more often than would be expected.
The average opponent winrate against Amumu is 48.64%.


Sejuani
Fury of the North
Senna wins against Sejuani 59.63% of the time which is 7.29% higher against Sejuani than the average opponent.
After normalising both champions win rates Senna wins against Sejuani 5.59% more often than would be expected.
The average opponent winrate against Sejuani is 52.34%.