Be a bird!
In the lane, try to position your soldiers between the enemy's minions and the enemy champion. This way you can use them both to last hit and to project threat onto your lane opponent.
Be careful about putting down both of the soldiers stored by Arise! Unless you're going all-in, always have a soldier in your back pocket if you need to escape over a wall or if you misposition your other soldier and need damage now.
Think of Emperor's Divide as a defensive ability first and foremost. Use it when the enemy engages on you or your allies. Remember that your team can walk through the soldiers summoned by Emperor's Divide and use this to your advantage when enemy melee champions engage on you.
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 shown on this page show some valuable Azir versus Rengar counter stats that may help you figure out the differences and similarities between the pair. For instance, Azir’s KDA ratio ([kills + assists] / deaths) of NaN is better than Rengar’s ratio of NaN, highlighting that Azir may be more central to his team's team fighting capacity than Rengar..
Azir normally has a slightly smaller longest kill spree than his foe does. On average, he takes less damage than Rengar. This is usually reflective of different amounts of tankyness; however, it can also imply that the one champion has less mobility and thus is unable to kite away from further damage when engaged or poked.
Both League champions are great. Both have their strengths, weaknesses, and counters. In League's current meta, Azir usually loses when taking on Rengar, with a 48.7% win rate. Thus, Azir makes a poor counter to Rengar.
While Azir does have a lower winrate than Rengar, when facing one another, Azir also has a greater difficulty level that makes him a more difficult character to learn. You still need to be cautious when picking Azir into Rengaras his relative depth means you may not be able to unleash his full potential without a lot of practice beforehand.
Additionally, Azir has some amount of CC and other utility, a similar amount to Rengar. This often makes her just as valuable during teamfights, especially when fighting champions with a ton of burst damage.
While there is not one best champion in League of Legends, in Azir vs Rengar matchups, Rengar is the better champ with a lower win rate, more champion depth, and a similar amount of utility to help out your teammates during team fights.
Azir is a somewhat poor counter to Rengar. Focus your actions on keeping up your gold and cs and destroying objectives. If you can do that, you should be able to stand on your own as Azir against Rengar.
To truly master Azir to counter Rengar during both the laning and mid / late game phases of League of Legends, you should continue reading to pick up a few extra tricks and insights into this matchup. If you pay attention to the build and tips presented here, you should increase your win rate by a lot and be that much closer to League of Legends pro players.
Azir often racks up much more CS compared to Rengar. Champions who typically don't get much CS usualy don't have to have much CS to be effective, such as support champions. These kinds of champions are capable of scaling properly off of their abilities and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, typically have to have several high cost items to be effective. In either case, try to surpass the numbers shown here to do well.
The top items to have in your Azir versus Rengar build include Rabadon's Deathcap, Lich Bane, and Zhonya's Hourglass. When Azir incorporated at least these three pieces in his build, he did much better against Rengar than with many other common builds. In fact, Azir had an average win rate of 48.7% when countering Rengar with this counter build.
To have the greatest chance of coming out on top against Rengar as Azir, Azir players should take the Conqueror, Presence of Mind, Legend: Alacrity, Coup de Grace, Manaflow Band, and Scorch runes from the Precision and Sorcery rune sets. Out of all the rune sets players used for Azir vs Rengar battles, this combination of runes resulted in the best win rate. Notably, these runes provided a 48.7% win rate overall.
If you would like to see Azir x Rengar tips and builds for a a specific division, feel free to select one from the selection menu above. By default, the stats and strategies given are calculated using every round finished with these champions.