

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.
Diamond+ Champions Analysed: 4,840,840
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 top Counters
Senna bottom on Patch 15.15 is the strongest counter to top champions of Trundle, Rumble & Vayne. While Senna bottom is countered most by top champions of Quinn, Akali & Warwick. Below is a detailed breakdown of Senna bottom counters against top champions with a minimum of 100 games.


Quinn
Demacia's Wings
Senna wins against Quinn 41.38% of the time which is 5.57% lower against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 5.17% less often than would be expected.
The average opponent winrate against Quinn is 46.95%.


Akali
the Rogue Assassin
Senna wins against Akali 42.75% of the time which is 8.23% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 7.83% less often than would be expected.
The average opponent winrate against Akali is 50.98%.


Warwick
the Uncaged Wrath of Zaun
Senna wins against Warwick 44.30% of the time which is 3.30% lower against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 2.90% less often than would be expected.
The average opponent winrate against Warwick is 47.60%.


Aurora
the Witch Between Worlds
Senna wins against Aurora 44.50% of the time which is 6.05% lower against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 5.65% less often than would be expected.
The average opponent winrate against Aurora is 50.55%.


Camille
the Steel Shadow
Senna wins against Camille 45.71% of the time which is 3.29% lower against Camille than the average opponent.
After normalising both champions win rates Senna wins against Camille 2.89% less often than would be expected.
The average opponent winrate against Camille is 49.00%.


Ambessa
Matriarch of War
Senna wins against Ambessa 45.73% of the time which is 4.52% lower against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 4.12% less often than would be expected.
The average opponent winrate against Ambessa is 50.25%.


Kennen
the Heart of the Tempest
Senna wins against Kennen 45.74% of the time which is 2.58% lower against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 2.18% less often than would be expected.
The average opponent winrate against Kennen is 48.32%.


Mordekaiser
the Iron Revenant
Senna wins against Mordekaiser 45.89% of the time which is 4.11% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 3.71% less often than would be expected.
The average opponent winrate against Mordekaiser is 50.00%.


Jayce
the Defender of Tomorrow
Senna wins against Jayce 45.96% of the time which is 5.96% lower against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 5.56% less often than would be expected.
The average opponent winrate against Jayce is 51.92%.


Yorick
Shepherd of Souls
Senna wins against Yorick 46.92% of the time which is 4.21% lower against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 3.81% less often than would be expected.
The average opponent winrate against Yorick is 51.13%.


Gangplank
the Saltwater Scourge
Senna wins against Gangplank 47.28% of the time which is 2.74% lower against Gangplank than the average opponent.
After normalising both champions win rates Senna wins against Gangplank 2.34% less often than would be expected.
The average opponent winrate against Gangplank is 50.02%.


Ryze
the Rune Mage
Senna wins against Ryze 47.41% of the time which is 2.81% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 2.41% less often than would be expected.
The average opponent winrate against Ryze is 50.22%.


Vladimir
the Crimson Reaper
Senna wins against Vladimir 47.51% of the time which is 2.83% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 2.43% less often than would be expected.
The average opponent winrate against Vladimir is 50.34%.


Kayle
the Righteous
Senna wins against Kayle 47.56% of the time which is 1.31% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 0.91% less often than would be expected.
The average opponent winrate against Kayle is 48.87%.


Renekton
the Butcher of the Sands
Senna wins against Renekton 47.62% of the time which is 3.11% lower against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 2.71% less often than would be expected.
The average opponent winrate against Renekton is 50.73%.


Fiora
the Grand Duelist
Senna wins against Fiora 48.98% of the time which is 0.61% higher against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 1.01% more often than would be expected.
The average opponent winrate against Fiora is 48.37%.


Singed
the Mad Chemist
Senna wins against Singed 49.20% of the time which is 0.60% higher against Singed than the average opponent.
After normalising both champions win rates Senna wins against Singed 1.00% more often than would be expected.
The average opponent winrate against Singed is 48.60%.


Gwen
The Hallowed Seamstress
Senna wins against Gwen 49.43% of the time which is 0.86% lower against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 0.46% less often than would be expected.
The average opponent winrate against Gwen is 50.29%.


Cho'Gath
the Terror of the Void
Senna wins against Cho'Gath 49.55% of the time which is 0.63% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 1.03% more often than would be expected.
The average opponent winrate against Cho'Gath is 48.92%.


Poppy
Keeper of the Hammer
Senna wins against Poppy 49.63% of the time which is 1.83% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 2.23% more often than would be expected.
The average opponent winrate against Poppy is 47.80%.


Kled
the Cantankerous Cavalier
Senna wins against Kled 49.76% of the time which is 1.02% higher against Kled than the average opponent.
After normalising both champions win rates Senna wins against Kled 1.42% more often than would be expected.
The average opponent winrate against Kled is 48.74%.


Dr. Mundo
the Madman of Zaun
Senna wins against Dr. Mundo 49.86% of the time which is 1.05% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 0.65% less often than would be expected.
The average opponent winrate against Dr. Mundo is 50.91%.


Nasus
the Curator of the Sands
Senna wins against Nasus 50.00% of the time which is 0.61% lower against Nasus than the average opponent.
After normalising both champions win rates Senna wins against Nasus 0.21% less often than would be expected.
The average opponent winrate against Nasus is 50.61%.


Jax
Grandmaster at Arms
Senna wins against Jax 50.08% of the time which is 0.39% higher against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 0.79% more often than would be expected.
The average opponent winrate against Jax is 49.69%.


Gragas
the Rabble Rouser
Senna wins against Gragas 50.13% of the time which is 1.44% higher against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 1.84% more often than would be expected.
The average opponent winrate against Gragas is 48.69%.


Ornn
The Fire below the Mountain
Senna wins against Ornn 50.31% of the time which is 0.47% higher against Ornn than the average opponent.
After normalising both champions win rates Senna wins against Ornn 0.87% more often than would be expected.
The average opponent winrate against Ornn is 49.84%.


Olaf
the Berserker
Senna wins against Olaf 50.60% of the time which is 1.64% higher against Olaf than the average opponent.
After normalising both champions win rates Senna wins against Olaf 2.04% more often than would be expected.
The average opponent winrate against Olaf is 48.96%.


Aatrox
the Darkin Blade
Senna wins against Aatrox 50.83% of the time which is 0.08% higher against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 0.48% more often than would be expected.
The average opponent winrate against Aatrox is 50.75%.


Darius
the Hand of Noxus
Senna wins against Darius 50.87% of the time which is 0.87% higher against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 1.27% more often than would be expected.
The average opponent winrate against Darius is 50.00%.


Pantheon
the Unbreakable Spear
Senna wins against Pantheon 50.93% of the time which is 0.24% higher against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 0.64% more often than would be expected.
The average opponent winrate against Pantheon is 50.69%.


Sett
the Boss
Senna wins against Sett 51.10% of the time which is 0.93% higher against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 1.33% more often than would be expected.
The average opponent winrate against Sett is 50.17%.


Garen
The Might of Demacia
Senna wins against Garen 51.13% of the time which is 0.98% higher against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 1.38% more often than would be expected.
The average opponent winrate against Garen is 50.15%.


Malphite
Shard of the Monolith
Senna wins against Malphite 51.30% of the time which is 1.92% higher against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 2.32% more often than would be expected.
The average opponent winrate against Malphite is 49.38%.


Yasuo
the Unforgiven
Senna wins against Yasuo 51.71% of the time which is 0.33% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 0.73% more often than would be expected.
The average opponent winrate against Yasuo is 51.38%.


Riven
the Exile
Senna wins against Riven 51.82% of the time which is 2.53% higher against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 2.93% more often than would be expected.
The average opponent winrate against Riven is 49.29%.


Sion
The Undead Juggernaut
Senna wins against Sion 51.85% of the time which is 0.61% higher against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 1.01% more often than would be expected.
The average opponent winrate against Sion is 51.24%.


Teemo
the Swift Scout
Senna wins against Teemo 52.07% of the time which is 2.84% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 3.24% more often than would be expected.
The average opponent winrate against Teemo is 49.23%.


Urgot
the Dreadnought
Senna wins against Urgot 52.22% of the time which is 3.79% higher against Urgot than the average opponent.
After normalising both champions win rates Senna wins against Urgot 4.19% more often than would be expected.
The average opponent winrate against Urgot is 48.43%.


Irelia
the Blade Dancer
Senna wins against Irelia 52.48% of the time which is 3.46% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 3.86% more often than would be expected.
The average opponent winrate against Irelia is 49.02%.


Shen
the Eye of Twilight
Senna wins against Shen 52.57% of the time which is 4.08% higher against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 4.48% more often than would be expected.
The average opponent winrate against Shen is 48.49%.


Tryndamere
the Barbarian King
Senna wins against Tryndamere 52.84% of the time which is 3.14% higher against Tryndamere than the average opponent.
After normalising both champions win rates Senna wins against Tryndamere 3.54% more often than would be expected.
The average opponent winrate against Tryndamere is 49.70%.


K'Sante
the Pride of Nazumah
Senna wins against K'Sante 52.99% of the time which is 1.52% higher against K'Sante than the average opponent.
After normalising both champions win rates Senna wins against K'Sante 1.92% more often than would be expected.
The average opponent winrate against K'Sante is 51.47%.


Gnar
the Missing Link
Senna wins against Gnar 53.44% of the time which is 1.65% higher against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 2.05% more often than would be expected.
The average opponent winrate against Gnar is 51.79%.


Yone
the Unforgotten
Senna wins against Yone 53.53% of the time which is 1.46% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 1.86% more often than would be expected.
The average opponent winrate against Yone is 52.07%.


Volibear
the Relentless Storm
Senna wins against Volibear 53.81% of the time which is 1.74% higher against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 2.14% more often than would be expected.
The average opponent winrate against Volibear is 52.07%.


Vayne
the Night Hunter
Senna wins against Vayne 53.97% of the time which is 5.29% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 5.69% more often than would be expected.
The average opponent winrate against Vayne is 48.68%.


Rumble
the Mechanized Menace
Senna wins against Rumble 54.00% of the time which is 2.47% higher against Rumble than the average opponent.
After normalising both champions win rates Senna wins against Rumble 2.87% more often than would be expected.
The average opponent winrate against Rumble is 51.53%.


Trundle
the Troll King
Senna wins against Trundle 57.41% of the time which is 6.93% higher against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 7.33% more often than would be expected.
The average opponent winrate against Trundle is 50.48%.