Spreading out Hextech Micro-Rockets leads to more reliable damage and more efficiency against multiple targets, but focusing it creates the biggest impact.
The success of Electron Storm Grenade is very important to Heimerdinger's survival. The slow and stun both are capable of keeping enemies in place long enough to punish them, but it is also the first line of defense against a surprise attack.
Turret placement can be a deciding factor in a battle. Against most enemies turrets are best when they can support each other, but if the enemy has a lot of area of effect damage your turrets can be destroyed quickly. Placing turrets in brush can lead to a surprise attack in your favor.
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 stats provided here clarify several strategic Heimerdinger against Kayn counter statistics that may help us appreciate the differences and similarities between the pair. Heimerdinger’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Kayn’s KDA ratio of NaN, showing that Heimerdinger may be more central to his team's team fighting capacity than Kayn..
Heimerdinger typically has a slightly smaller longest kill spree than his counter does. Commonly, he receives less damage than Kayn. This is usually reflective of different amounts of tankyness, yet it can also hint that the one champion has less mobility and thus is unable to kite away from further harm when poked or engaged.
Both League champions are great champions. Both have their strengths, weaknesses, and counters. In the game's current meta, Heimerdinger usually fairs equally well when facing off against Kayn, with a 50.3% win rate. Therefore, Heimerdinger makes an ok counter for Kayn.
While Heimerdinger does have a higher winrate compared to Kayn, when they face off with one another, Heimerdinger also has a greater level of difficulty that makes him a more time consuming champion to learn. You should be careful when picking Heimerdinger into Kaynas his relative depth means that you may not be able to unleash his full potential without a lot of practice beforehand.
Furthermore, Heimerdinger has a good amount of utility and CC, a similar amount to Kayn. This makes her just as valuable during teamfights, especially when trying to counter champions with a lot of burst damage.
While there isn't one best champion in League of Legends, in Heimerdinger vs Kayn matchups, Heimerdinger is the better champ with a similar win rate, similar champion depth, and a similar amount of utility to help out your teammates during late stage team fights.
Heimerdinger is a decent counter to Kayn. Make sure you focus your play on keeping up your CS and destroying objectives. If you can do that, you should hold your own as Heimerdinger against Kayn.
If you would like to truly master Heimerdinger 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 tips and tricks for this matchup. If you listen to the build and tips shown here, you should increase your win rate by a lot and be closer to League of Legends pro players.
Heimerdinger typically racks up much more CS as Kayn. Champions who typically don't get much CS typically don't require much CS to be valuable teammates, such as sup champs. These kinds of champions are able to scale properly off of their abilities and first items alone. Yet, champions with a lot of CS, such as hyper-carries, often need several high cost items to be effective. In either situation, try to do better than the numbers reported here to do well.
The most crucial items to prioritize in your Heimerdinger versus Kayn build include Zhonya's Hourglass, Zaz'Zak's Realmspike, and Liandry's Torment. When Heimerdinger bought at least these three items in his build, he did a lot better when facing Kayn than with many other common item sets. In fact, Heimerdinger boasted an average win rate of 50.3% when countering Kayn with this build.
To have the highest probability of vanquishing Kayn as Heimerdinger, Heimerdinger players should equip the Arcane Comet, Manaflow Band, Absolute Focus, Scorch, Biscuit Delivery, and Magical Footwear runes from the Sorcery and Inspiration rune sets. Out of all the runes players used for Heimerdinger vs Kayn counter picks, this combo of runes yielded the best win rate. Notably, these runes averaged a 50.3% winrate overall.
By default, tips, stats, and builds on how to beat Kayn as Heimerdinger are given for all skill levels, merged. If you want to scope the stats and builds to an individual rank, you should use the selection menu located at the top of this page.