Make sure to take paths through brush when chasing opponents to take advantage of Rengar's passive.
Use Rengar's ultimate to find and assassinate high priority targets in team fights and skirmishes.
A lot of Rengar's power comes from empowered abilities he uses at the right moment - choose wisely!
Cataclysm's terrain is a frightening force to fight against, but movement abilities can go through it.
Keep out of the path between Jarvan IV and his Demacian Standard to avoid being knocked up in the air.
The stat comparisons shown on this page show some valuable Rengar versus Jarvan IV matchup stats that can help us realize the distinctions between this set of champions. Rengar’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Jarvan IV’s KDA ratio of NaN, indicating that Rengar may be more central to his team's team fighting capacity than Jarvan IV..
Rengar typically has a slightly larger longest kill spree than his enemy does. On average, he receives a similar amount of damage to Jarvan IV. This commonly reflects differing health capacities; however, it can also hint that the one champ has less mobility and thus is unable to flee from further harm when engaged or poked.
Both League champs are great. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Rengar usually loses when playing against Jarvan IV, with a 48.6% win rate. As a result, Rengar makes a poor counter for Jarvan IV.
While Rengar does have a lower win rate compared to Jarvan IV, when facing one another, Rengar also has a much greater learning curve that makes him a more difficult champ to learn and master. You should be careful when picking Rengar into Jarvan IVas his relative depth means you may not be able to reach his full potential without a lot of practice beforehand.
Furthermore, Rengar also has almost no amount of CC and other utility, a similar amount to Jarvan IV. This often makes her just as valuable during teamfights, especially when trying to counter champions with a ton of burst damage.
While there isn't a single best champion for every situation in League of Legends, in Rengar vs Jarvan IV matchups, Jarvan IV is the better champion with a lower win rate, more champion depth, and a similar amount of utility to help out your allies during team fights.
Rengar is a somewhat poor counter for Jarvan IV. You will do well by focussing your tactics on maximizing your CS and taking out objectives. If you can do that, you should hold your own as Rengar against Jarvan IV.
If you would like to truly master Rengar to counter Jarvan IV during both the early game and mid / late game phases of League of Legends, you should keep reading to learn a few extra lessons on this matchup. If you mind the build and stats shown above, you will grow your win rate by a lot and be closer to League of Legends pro players.
Rengar most often racks up a similar amount of CS compared to Jarvan IV. Champions who on average don't get much CS often don't require much CS to be effective, such as support champions. They are capable of scaling well off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, typically have to have several high cost items to be effective. In either case, try to exceed the values shown on this page to do well.
The best items to have in your Rengar versus Jarvan IV build include Youmuu's Ghostblade, Profane Hydra, and Opportunity. When Rengar incorporated at least these three items in his build, he performed much better against Jarvan IV than with many other typical builds. In fact, Rengar boasted an average winrate of 48.6% battling Jarvan IV with this counter build.
To have the best probability of defeating Jarvan IV as Rengar, you should take the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Sudden Impact, and Treasure Hunter runes from the Inspiration and Domination rune sets. Out of all the runes players used for Rengar vs Jarvan IV battles, this composite of runes resulted in the greatest win rate. Moreover, these runes gave a 48.6% winrate overall.
By default, tips, stats, and builds on how to beat Jarvan IV as Rengar are displayed for all ranked divisions. If you want to filter the stats and builds to an individual rank, you can use the selection menu located at the top of this page.