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!
Olaf has reduced defenses from damage during Ragnarok, despite being immune to disables. If you can't escape from Olaf during Ragnarok, try focusing your damage on him with your teammates.
Olaf becomes more dangerous the lower life he is. Save your disables to finish him off.
Preventing Olaf from reaching his axe will minimize the amount of harassment he can cause in the laning phase.
The stats provided here underscore several critical Rengar vs. Olaf matchup statistics that can help us figure out the differences between the pair. For instance, Rengar’s KDA ratio ([kills + assists] / deaths) of NaN is better than Olaf’s ratio of NaN, showing that Rengar may be more central to his team's team fighting capability than Olaf..
Rengar usually has a similar longest killing spree as his opponent does. Typically, he takes more damage than Olaf. This is usually reflective of differing health capacities, but it can also imply that the champ with increased health has less mobility and thus is unable to kite away from further damage when engaged or poked.
Both League champs are great champions. Both have their strengths, weaknesses, and counters. In the game's current meta, Rengar usually fairs equally well when playing against Olaf, with a 49.9% win rate. As a result, Rengar makes an ok counter to Olaf.
While Rengar does have a lower win rate compared to Olaf, when they face off with one another, Rengar also has a much greater difficulty level that makes him a more time consuming champ to develop with. You should be careful when picking Rengar into Olafas his relative depth means that you may not be able to reach his full potential without a lot of practice beforehand.
Additionally, Rengar also has almost no amount of CC and other utility, a similar amount to Olaf. 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 overall in League of Legends, in Rengar vs Olaf matchups, Olaf is the better champ with a similar win rate, more champion depth, and a similar amount of utility to help out your allied champions during team fights.
Rengar is a somewhat poor counter for Olaf. You will do well by focussing your gameplay on increasing your CS and clearing objectives. If you are able to do that, you should hold your own as Rengar against Olaf.
If you would like to learn all of the intricacies of Rengar to counter Olaf during both the lane and mid / late game phases of League of Legends, you should continue reading to learn a few extra lessons on this matchup. If you listen to the build and tips shown above, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Rengar on average picks up a lot less CS compared to Olaf. Champions who typically don't take much CS typically don't require much CS to be effective, such as support champions. These kinds of champions are able to scale well off of their abilities and first items alone. Yet, champs with a lot of CS, such as hyper-carries, typically need several high cost items to be effective. In either situation, try to do better than the numbers displayed here to do well.
The best items to use in your Rengar versus Olaf build include Serylda's Grudge, Profane Hydra, and Opportunity. When Rengar included at least these three items in his build, he performed a lot better versus Olaf than with many other common builds. In fact, Rengar had an average winrate of 49.9% when playing against Olaf with this counter build.
To have the best probability of annihilating Olaf as Rengar, you should equip the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Sudden Impact, and Treasure Hunter runes from the Inspiration and Domination rune sets. Of all the rune builds players used for Rengar vs Olaf counterpicks, this blending of runes resulted in the best win rate. In fact, these runes averaged a 49.9% win rate overall.
By default, tips, stats, and builds on how to beat Olaf as Rengar are displayed for every ranked division. If you want to narrow the statistics and builds to a specific player tier, you can use the selection menu earlier on the page.