Using Deceive over terrain can help you make a clean escape.
Try getting items with on-hit effects. These will also benefit your Hallucination clone.
Backstab's damage can be increased with increased Critical Damage effects like Infinity Edge.
When Kayn is in terrain near you, you will get a visual warning on the edge of the terrain he's in.
Umbral Trespass requires Kayn to damage a target first. Try to dodge Blade's Reach to deny him a long range cast of Umbral Trespass.
Damage Kayn while he's in Shadow Step to shorten its duration, or apply hard crowd control (stun, charm, knockup, etc) to end Shadow Step immediately.
The stat comparisons provided here clarify some strategic Shaco vs. Kayn counter stats that may help you realize the differences between this pair of champs. For instance, Shaco’s KDA ratio ([kills + assists] / deaths) of NaN is better than Kayn’s KDA ratio of NaN, indicating that Shaco may be more central to his team's team fighting capability than Kayn..
Shaco usually has a similar longest kill spree as his matchup does. Typically, he takes less damage than Kayn. This typically indicates differing health capacities; however, it can also show that the one champ has less agility and thus is unable to kite away from further damage when poked or engaged.
Both League champions are great champions. Both champs have their pros and cons. In League's current meta, Shaco usually fairs equally well when facing off against Kayn, with a 49.9% win rate. Therefore, Shaco makes an ok counter to Kayn.
While Shaco does have a lower winrate than Kayn, when facing one another, Shaco also has a greater learning curve that makes him a more complex champion to develop with. You still need to be cautious when picking Shaco into Kaynas his relative depth means you may not be able to unleash his full potential without a lot of practice beforehand.
Moreover, Shaco also has some amount of CC and other utility, a similar amount to Kayn. This often makes her just as valuable during team fights, especially when fighting champions with a ton of burst damage.
While there isn't one best champion in League of Legends, in Shaco vs Kayn matchups, Kayn is the better champ with a similar win rate, more champion depth, and a similar amount of utility to help out your teammates during late stage team fights.
Shaco is a somewhat poor counter for Kayn. Focus your play on maximizing your gold and cs and clearing objectives. If you do that, you should do very well as Shaco against Kayn.
To learn all of the intricacies of Shaco in order to counter Kayn during both the lane and mid / late game phases of League of Legends, you should continue reading to pick up a few extra tricks and insights into this matchup. If you pay attention to the build and stats shown here, you will increase your win rate by a lot and be closer to League of Legends pro players.
Shaco most often accumulates a similar amount of CS as Kayn. Champions who on average don't acquire much CS usualy don't need much CS to be effective, such as sup champs. These kinds of champions are able to scale properly off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, often need a lot of items to be effective. In either situation, try to surpass the values reported on this page to do well.
The most important items to have in your Shaco versus Kayn build include Zaz'Zak's Realmspike, Stormsurge, and Luden's Companion. When Shaco bought at least these three pieces in his build, he did much better when fighting Kayn than with many other commonly used builds. In fact, Shaco boasted an average winrate of 49.9% battling Kayn with these items in his kit.
To have the highest likelihood of crushing Kayn as Shaco, you should use the Arcane Comet, Manaflow Band, Transcendence, Scorch, Biscuit Delivery, and Cosmic Insight runes from the Sorcery and Inspiration rune sets. Of all the rune combinations players chose for Shaco vs Kayn counters, this set of runes resulted in the highest win rate. In fact, these runes gave a 49.9% win rate overall.
If you would like to see Shaco vs Kayn tips and builds for a an individual skill level, feel free to select one from the selection menu shown above. At first, the stats and build suggestions displayed are calculated using every match run with these champions.