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 stat comparisons provided here highlight several strategic Yuumi versus Rengar counter statistics that may help you grasp the differences and similarities between the two. Yuumi’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Rengar’s KDA ratio of NaN, demonstrating that Yuumi may be more central to her team's team fighting capacity than Rengar. This observation is largely fueled by the differences in assists.
Yuumi typically has a significantly smaller longest kill spree than her opponent does. Typically, she receives less damage than Rengar. This often reflects differing health capacities; however, it can also show that the one champion has less mobility and thus is not able to kite away from additional harm when poked or engaged.
Both League champions are great champions. Both champs have their strengths, weaknesses, and counters. In League's current meta, Yuumi usually loses when taking on Rengar, with a 46.2% win rate. As a result, Yuumi makes a poor counter to Rengar.
While Yuumi does have a lower winrate than Rengar, when they face off with one another, Yuumi also has a much lower learning curve that makes her a less time consuming character to learn. You should expect to face a difficult match when picking Yuumi into Rengar.
Additionally, Yuumi also has a great amount of CC and other utility, a similar amount to Rengar. This makes her just as valuable during teamfights, especially when facing champions with a lot of burst damage.
While there is not a single best champion overall in League of Legends, in Yuumi vs Rengar matchups, Rengar is the better champion with a much lower win rate, less champion complexity, and a similar amount of utility to help out your team members during late stage team fights.
Yuumi is a trash counter to Rengar. You will do well by focussing your actions on maximizing your gold income and destroying objectives. If you do that, you should be able to stand on your own as Yuumi against Rengar.
If you would like to truly master Yuumi to counter Rengar during both the early game and mid / late game phases of League of Legends, you should keep reading to gather a few extra tips and tricks for this matchup. If you pay attention to the build and stats displayed above, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Yuumi on average picks up a lot less CS compared to Rengar. Champions who on average don't take much CS often don't require much CS to be effective, such as supports. They are capable of scaling properly off of their skills, stats, and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, often need several high cost items to be effective. In either case, try to surpass the numbers shown on this page to do well.
The best items to focus on in your Yuumi versus Rengar build consist of Dream Maker, Imperial Mandate, and Moonstone Renewer. When Yuumi combined at least these three pieces in her build, she performed significantly better versus Rengar than with many other common counter builds. In fact, Yuumi boasted an average win rate of 46.2% when playing against Rengar with these items in her kit.
To have the best chance of coming out on top against Rengar as Yuumi, you should equip the Summon Aery, Manaflow Band, Transcendence, Scorch, Font of Life, and Revitalize runes from the Sorcery and Resolve rune sets. Of all the rune builds players used for Yuumi vs Rengar counters, this mix of runes yielded the highest win rate. In fact, these runes averaged a 46.2% winrate overall.
If you want to view Yuumi x Rengar tips and counter builds for a a particular division rank, feel free to select one from the selection menu provided above. If viewing for the first time, the statistics and build suggestions shown are calculated using all games played with both champions.