

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: 7,139,958
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.


Master Yi Counters
Master Yi jungle vs jungle Counters
Master Yi jungle on Patch 7 is the strongest counter to jungle champions of Dr. Mundo, Karthus & Sejuani. While Master Yi jungle is countered most by jungle champions of Ivern, Gragas & Rammus. Below is a detailed breakdown of Master Yi jungle counters against jungle champions with a minimum of 100 games.


Ivern
the Green Father
Master Yi wins against Ivern 45.78% of the time which is 2.38% lower against Ivern than the average opponent.
After normalising both champions win rates Master Yi wins against Ivern 3.22% less often than would be expected.
The average opponent winrate against Ivern is 48.16%.


Rammus
the Armordillo
Master Yi wins against Rammus 45.81% of the time which is 3.16% lower against Rammus than the average opponent.
After normalising both champions win rates Master Yi wins against Rammus 4.00% less often than would be expected.
The average opponent winrate against Rammus is 48.97%.


Gragas
the Rabble Rouser
Master Yi wins against Gragas 45.81% of the time which is 4.95% lower against Gragas than the average opponent.
After normalising both champions win rates Master Yi wins against Gragas 5.79% less often than would be expected.
The average opponent winrate against Gragas is 50.76%.


Jax
Grandmaster at Arms
Master Yi wins against Jax 46.46% of the time which is 2.41% lower against Jax than the average opponent.
After normalising both champions win rates Master Yi wins against Jax 3.25% less often than would be expected.
The average opponent winrate against Jax is 48.87%.


Shaco
the Demon Jester
Master Yi wins against Shaco 46.46% of the time which is 3.15% lower against Shaco than the average opponent.
After normalising both champions win rates Master Yi wins against Shaco 3.99% less often than would be expected.
The average opponent winrate against Shaco is 49.61%.


Naafiri
the Hound of a Hundred Bites
Master Yi wins against Naafiri 46.65% of the time which is 3.82% lower against Naafiri than the average opponent.
After normalising both champions win rates Master Yi wins against Naafiri 4.66% less often than would be expected.
The average opponent winrate against Naafiri is 50.47%.


Amumu
the Sad Mummy
Master Yi wins against Amumu 47.37% of the time which is 2.94% lower against Amumu than the average opponent.
After normalising both champions win rates Master Yi wins against Amumu 3.78% less often than would be expected.
The average opponent winrate against Amumu is 50.31%.


Warwick
the Uncaged Wrath of Zaun
Master Yi wins against Warwick 47.49% of the time which is 0.72% lower against Warwick than the average opponent.
After normalising both champions win rates Master Yi wins against Warwick 1.56% less often than would be expected.
The average opponent winrate against Warwick is 48.21%.


Kha'Zix
the Voidreaver
Master Yi wins against Kha'Zix 47.75% of the time which is 1.35% lower against Kha'Zix than the average opponent.
After normalising both champions win rates Master Yi wins against Kha'Zix 2.19% less often than would be expected.
The average opponent winrate against Kha'Zix is 49.10%.


Pantheon
the Unbreakable Spear
Master Yi wins against Pantheon 47.93% of the time which is 2.01% lower against Pantheon than the average opponent.
After normalising both champions win rates Master Yi wins against Pantheon 2.85% less often than would be expected.
The average opponent winrate against Pantheon is 49.94%.


Nidalee
the Bestial Huntress
Master Yi wins against Nidalee 48.01% of the time which is 2.74% lower against Nidalee than the average opponent.
After normalising both champions win rates Master Yi wins against Nidalee 3.58% less often than would be expected.
The average opponent winrate against Nidalee is 50.75%.


Fiddlesticks
the Ancient Fear
Master Yi wins against Fiddlesticks 48.39% of the time which is 0.84% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Master Yi wins against Fiddlesticks 1.68% less often than would be expected.
The average opponent winrate against Fiddlesticks is 49.23%.


Wukong
the Monkey King
Master Yi wins against Wukong 48.42% of the time which is 1.28% lower against Wukong than the average opponent.
After normalising both champions win rates Master Yi wins against Wukong 2.12% less often than would be expected.
The average opponent winrate against Wukong is 49.70%.


Elise
the Spider Queen
Master Yi wins against Elise 48.69% of the time which is 0.81% lower against Elise than the average opponent.
After normalising both champions win rates Master Yi wins against Elise 1.65% less often than would be expected.
The average opponent winrate against Elise is 49.50%.


Udyr
the Spirit Walker
Master Yi wins against Udyr 49.23% of the time which is 0.21% lower against Udyr than the average opponent.
After normalising both champions win rates Master Yi wins against Udyr 1.05% less often than would be expected.
The average opponent winrate against Udyr is 49.44%.


Viego
The Ruined King
Master Yi wins against Viego 49.41% of the time which is 0.97% lower against Viego than the average opponent.
After normalising both champions win rates Master Yi wins against Viego 1.81% less often than would be expected.
The average opponent winrate against Viego is 50.38%.


Shyvana
the Half-Dragon
Master Yi wins against Shyvana 49.45% of the time which is 1.54% lower against Shyvana than the average opponent.
After normalising both champions win rates Master Yi wins against Shyvana 2.38% less often than would be expected.
The average opponent winrate against Shyvana is 50.99%.


Evelynn
Agony's Embrace
Master Yi wins against Evelynn 49.55% of the time which is 0.25% lower against Evelynn than the average opponent.
After normalising both champions win rates Master Yi wins against Evelynn 1.09% less often than would be expected.
The average opponent winrate against Evelynn is 49.80%.


Graves
the Outlaw
Master Yi wins against Graves 49.68% of the time which is 2.03% lower against Graves than the average opponent.
After normalising both champions win rates Master Yi wins against Graves 2.87% less often than would be expected.
The average opponent winrate against Graves is 51.71%.


Volibear
the Relentless Storm
Master Yi wins against Volibear 50.13% of the time which is 1.93% higher against Volibear than the average opponent.
After normalising both champions win rates Master Yi wins against Volibear 1.09% more often than would be expected.
The average opponent winrate against Volibear is 48.20%.


Trundle
the Troll King
Master Yi wins against Trundle 50.23% of the time which is 2.65% higher against Trundle than the average opponent.
After normalising both champions win rates Master Yi wins against Trundle 1.81% more often than would be expected.
The average opponent winrate against Trundle is 47.58%.


Nocturne
the Eternal Nightmare
Master Yi wins against Nocturne 50.35% of the time which is 1.57% higher against Nocturne than the average opponent.
After normalising both champions win rates Master Yi wins against Nocturne 0.73% more often than would be expected.
The average opponent winrate against Nocturne is 48.78%.


Skarner
the Primordial Sovereign
Master Yi wins against Skarner 50.83% of the time which is 3.10% lower against Skarner than the average opponent.
After normalising both champions win rates Master Yi wins against Skarner 3.93% less often than would be expected.
The average opponent winrate against Skarner is 53.93%.


Kindred
The Eternal Hunters
Master Yi wins against Kindred 50.89% of the time which is 1.17% higher against Kindred than the average opponent.
After normalising both champions win rates Master Yi wins against Kindred 0.33% more often than would be expected.
The average opponent winrate against Kindred is 49.72%.


Lee Sin
the Blind Monk
Master Yi wins against Lee Sin 50.99% of the time which is 0.25% lower against Lee Sin than the average opponent.
After normalising both champions win rates Master Yi wins against Lee Sin 1.09% less often than would be expected.
The average opponent winrate against Lee Sin is 51.24%.


Ekko
the Boy Who Shattered Time
Master Yi wins against Ekko 51.29% of the time which is 1.93% higher against Ekko than the average opponent.
After normalising both champions win rates Master Yi wins against Ekko 1.09% more often than would be expected.
The average opponent winrate against Ekko is 49.36%.


Lillia
the Bashful Bloom
Master Yi wins against Lillia 51.41% of the time which is 0.42% higher against Lillia than the average opponent.
After normalising both champions win rates Master Yi wins against Lillia 0.42% less often than would be expected.
The average opponent winrate against Lillia is 50.99%.


Kayn
the Shadow Reaper
Master Yi wins against Kayn 51.64% of the time which is 0.97% higher against Kayn than the average opponent.
After normalising both champions win rates Master Yi wins against Kayn 0.13% more often than would be expected.
The average opponent winrate against Kayn is 50.67%.


Hecarim
the Shadow of War
Master Yi wins against Hecarim 51.84% of the time which is 1.61% higher against Hecarim than the average opponent.
After normalising both champions win rates Master Yi wins against Hecarim 0.77% more often than would be expected.
The average opponent winrate against Hecarim is 50.23%.


Talon
the Blade's Shadow
Master Yi wins against Talon 51.86% of the time which is 1.26% higher against Talon than the average opponent.
After normalising both champions win rates Master Yi wins against Talon 0.42% more often than would be expected.
The average opponent winrate against Talon is 50.60%.


Diana
Scorn of the Moon
Master Yi wins against Diana 52.15% of the time which is 2.05% higher against Diana than the average opponent.
After normalising both champions win rates Master Yi wins against Diana 1.21% more often than would be expected.
The average opponent winrate against Diana is 50.10%.


Poppy
Keeper of the Hammer
Master Yi wins against Poppy 52.21% of the time which is 3.13% higher against Poppy than the average opponent.
After normalising both champions win rates Master Yi wins against Poppy 2.29% more often than would be expected.
The average opponent winrate against Poppy is 49.08%.


Rek'Sai
the Void Burrower
Master Yi wins against Rek'Sai 52.25% of the time which is 1.54% higher against Rek'Sai than the average opponent.
After normalising both champions win rates Master Yi wins against Rek'Sai 0.70% more often than would be expected.
The average opponent winrate against Rek'Sai is 50.71%.


Xin Zhao
the Seneschal of Demacia
Master Yi wins against Xin Zhao 52.41% of the time which is 3.11% higher against Xin Zhao than the average opponent.
After normalising both champions win rates Master Yi wins against Xin Zhao 2.27% more often than would be expected.
The average opponent winrate against Xin Zhao is 49.30%.


Bel'Veth
the Empress of the Void
Master Yi wins against Bel'Veth 52.71% of the time which is 3.59% higher against Bel'Veth than the average opponent.
After normalising both champions win rates Master Yi wins against Bel'Veth 2.75% more often than would be expected.
The average opponent winrate against Bel'Veth is 49.12%.


Nunu & Willump
the Boy and His Yeti
Master Yi wins against Nunu & Willump 52.76% of the time which is 3.68% higher against Nunu & Willump than the average opponent.
After normalising both champions win rates Master Yi wins against Nunu & Willump 2.84% more often than would be expected.
The average opponent winrate against Nunu & Willump is 49.08%.


Rengar
the Pridestalker
Master Yi wins against Rengar 53.06% of the time which is 1.44% higher against Rengar than the average opponent.
After normalising both champions win rates Master Yi wins against Rengar 0.60% more often than would be expected.
The average opponent winrate against Rengar is 51.62%.


Jarvan IV
the Exemplar of Demacia
Master Yi wins against Jarvan IV 54.12% of the time which is 5.41% higher against Jarvan IV than the average opponent.
After normalising both champions win rates Master Yi wins against Jarvan IV 4.57% more often than would be expected.
The average opponent winrate against Jarvan IV is 48.71%.


Gwen
The Hallowed Seamstress
Master Yi wins against Gwen 55.06% of the time which is 6.14% higher against Gwen than the average opponent.
After normalising both champions win rates Master Yi wins against Gwen 5.30% more often than would be expected.
The average opponent winrate against Gwen is 48.92%.


Zed
the Master of Shadows
Master Yi wins against Zed 55.13% of the time which is 2.21% higher against Zed than the average opponent.
After normalising both champions win rates Master Yi wins against Zed 1.37% more often than would be expected.
The average opponent winrate against Zed is 52.92%.


Briar
the Restrained Hunger
Master Yi wins against Briar 55.15% of the time which is 6.34% higher against Briar than the average opponent.
After normalising both champions win rates Master Yi wins against Briar 5.50% more often than would be expected.
The average opponent winrate against Briar is 48.81%.


Vi
the Piltover Enforcer
Master Yi wins against Vi 55.67% of the time which is 3.08% higher against Vi than the average opponent.
After normalising both champions win rates Master Yi wins against Vi 2.24% more often than would be expected.
The average opponent winrate against Vi is 52.59%.


Zac
the Secret Weapon
Master Yi wins against Zac 55.99% of the time which is 5.08% higher against Zac than the average opponent.
After normalising both champions win rates Master Yi wins against Zac 4.24% more often than would be expected.
The average opponent winrate against Zac is 50.91%.


Sejuani
Fury of the North
Master Yi wins against Sejuani 56.16% of the time which is 3.57% higher against Sejuani than the average opponent.
After normalising both champions win rates Master Yi wins against Sejuani 2.73% more often than would be expected.
The average opponent winrate against Sejuani is 52.59%.


Karthus
the Deathsinger
Master Yi wins against Karthus 57.06% of the time which is 5.16% higher against Karthus than the average opponent.
After normalising both champions win rates Master Yi wins against Karthus 4.32% more often than would be expected.
The average opponent winrate against Karthus is 51.90%.


Dr. Mundo
the Madman of Zaun
Master Yi wins against Dr. Mundo 63.76% of the time which is 11.82% higher against Dr. Mundo than the average opponent.
After normalising both champions win rates Master Yi wins against Dr. Mundo 10.98% more often than would be expected.
The average opponent winrate against Dr. Mundo is 51.94%.