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.
Rengar's passive enables him to leap out of brush, so avoid fighting him when near bushes.
Rengar puts an indicator over the nearest enemy champion when he is camouflaged during his ultimate.
Rengar gains an empowered ability when his resource bar is full. Try to confront him when it's low.
The stats provided here clarify several valuable Kayn against Rengar counter statistics that may help you distinguish the differences between the two. For instance, Kayn’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Rengar’s ratio of NaN, showing that Kayn may be more central to his team's team fighting capability than Rengar..
Kayn typically has a slightly smaller longest kill spree than his enemy does. Commonly, he takes more damage than Rengar. This typically indicates differing health capacities; however, it can also illustrate that the one champ has less agility and thus is not able to kite away from further harm when poked or engaged.
Both League of Legends champs are great. Both champs have their pros and cons. In League's current meta, Kayn usually fairs equally well when playing against Rengar, with a 49.4% win rate. Thus, Kayn makes an ok counter for Rengar.
While Kayn does have a lower winrate compared to Rengar, when facing one another, Kayn also has a greater level of difficulty that makes him a more time consuming champion to develop with. You still need to be cautious when picking Kayn into Rengaras his relative depth means that you may not be able to unleash his full potential without a lot of practice beforehand.
Furthermore, Kayn also has almost no amount of CC and other utility, a similar amount to Rengar. This makes her just as valuable during team fights, especially when facing champions with a lot of burst damage.
While there is not a single best champion in League of Legends, in Kayn vs Rengar matchups, Rengar is the better champion with a similar win rate, similar champion depth, and a similar amount of utility to help out your team members during teamfights.
Kayn is a somewhat poor counter to Rengar. Make sure you focus your gameplay on keeping up your CS and clearing objectives. If you are able to do that, you should hold your own as Kayn against Rengar.
If you would like to truly master Kayn to counter Rengar during both the lane and mid / late game phases of League of Legends, you should keep reading to pick up a few extra tips and tricks for this matchup. If you listen to the build and stats displayed above, you should grow your win rate by a lot and be that much closer to League of Legends pro players.
Kayn usually picks up a similar amount of CS as Rengar. Champions who on average don't get much CS typically don't have to have much CS to be effective, such as supports. These kinds of champions are capable of scaling well off of their abilities and first items alone. Yet, champions with a lot of CS, such as hyper-carries, usually need a lot of items to be effective. In either situation, try to do better than the numbers shown on this page to do well.
The most crucial items to focus on in your Kayn versus Rengar build include Serylda's Grudge, Hubris, and Opportunity. When Kayn incorporated at least these three pieces in his build, he performed much better versus Rengar than with many other common counter builds. In fact, Kayn had an average win rate of 49.4% when playing against Rengar with this build.
To have the highest probability of defeating Rengar as Kayn, Kayn players should equip the Dark Harvest, Sudden Impact, Eyeball Collection, Treasure Hunter, Magical Footwear, and Cosmic Insight runes from the Domination and Inspiration rune sets. Of all the rune combinations players used for Kayn vs Rengar counterpicks, this set of runes yielded the highest win rate. In fact, these runes provided a 49.4% win rate overall.
If you would like to get Kayn x Rengar tips and counter stats for a a distinct rank, feel free to select one from the selection menu shown above. By default, the stats and build suggestions displayed are calculated using every round finished with both champs.