Remember that nearby enemies can see which wall you're in.
Look at the line-up of both your team and the enemy's team when picking your form.
If Master Yi tries to farm with Alpha Strike, hit him a few times so he has to use mana with Meditate to heal.
Although Master Yi cannot be slowed while using Highlander, other disables can stop him in his tracks.
Meditate is an effective method of healing damage over time, but Master Yi is susceptible to coordinated team ganks early in the game.
The stats shown on this page feature some influential Kayn against Master Yi matchup stats that can help us distinguish the differences and similarities between the pair. As an example, Kayn’s KDA ratio ([kills + assists] / deaths) of NaN is more than Master Yi’s ratio of NaN, demonstrating that Kayn may be more central to his team's team fighting effectiveness than Master Yi..
Kayn often has a slightly smaller longest kill spree than his enemy does. Commonly, he takes more damage than Master Yi. This commonly reflects differing health capacities, but it can also show that the one champion has less agility and thus is not able to flee from further damage when poked or engaged.
Both LoL champs are great. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Kayn usually loses when facing off against Master Yi, with a 47.3% win rate. Therefore, Kayn makes a poor counter for Master Yi.
While Kayn does have a lower winrate compared to Master Yi, when they face off with one another, Kayn also has a much greater learning curve that makes him a more time consuming character to learn and master. You should be very concerned when picking Kayn into Master Yias his relative depth means you may not be able to reach his full potential without a significant amount of practice beforehand.
Moreover, Kayn has only a small amount of utility and CC, a similar amount to Master Yi. This makes her just as valuable during teamfights, especially when fighting champions with a ton of burst damage.
While there isn't a single best champion overall in League of Legends, in Kayn vs Master Yi matchups, Master Yi is the better champion with a lower win rate, more champion depth, and a similar amount of utility to help out your team members during teamfights.
Kayn is a garbage counter for Master Yi. Focus your actions on keeping up your gold income and taking out objectives. If you are able to do that, you should be able to stand on your own as Kayn against Master Yi.
If you would like to truly master Kayn in order to counter Master Yi during both the early game and mid / late game phases of League of Legends, you should continue reading to gather a few extra tricks and insights into this matchup. If you pay attention to the build and stats presented here, you will grow your win rate significantly and be that much closer to League of Legends pro players.
Kayn on average accumulates a similar amount of CS as Master Yi. Champions who typically don't take much CS often don't require much CS to be effective, such as sup champs. These kinds of champions are capable of scaling properly off of their abilities and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, usually need many items to be effective. In either case, try to do better than the numbers reported here to do well.
The most important items to prioritize in your Kayn versus Master Yi build consist of Sterak's Gage, Black Cleaver, and Death's Dance. When Kayn included at least these three pieces in his build, he did significantly better when facing Master Yi than with many other typical builds. In fact, Kayn boasted an average winrate of 47.3% when countering Master Yi with this build.
To have the best probability of defeating Master Yi as Kayn, Kayn players should equip the Conqueror, Triumph, Legend: Tenacity, Last Stand, Cosmic Insight, and Magical Footwear runes from the Precision and Inspiration rune sets. Of all the rune builds players picked for Kayn vs Master Yi LoL games, this blending of runes resulted in the highest win rate. In fact, these runes provided a 47.3% win rate overall.
By default, tips, stats, and builds on how to beat Master Yi as Kayn are shown for all skill levels, merged. To scope the stats and builds to an individual rank, you should use the selection menu earlier on the page.