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.
Vel'Koz has fairly low mobility and is vulnerable to ganks.
Vel'Koz is very dangerous if left alone in a fight. Try to focus him down early.
Life Form Disintegration Ray can be interrupted by stuns, silences and knockups.
The stat comparisons shown on this page feature several important Azir against Vel'Koz matchup statistics that may help us grasp the differences and similarities between the two. Azir’s KDA ratio ([kills + assists] / deaths) of NaN is more than Vel'Koz’s ratio of NaN, indicating that Azir may be more central to his team's team fighting potential than Vel'Koz..
Azir normally has a similar longest killing spree as his counter does. On average, he receives more damage than Vel'Koz. This is usually reflective of different amounts of tankyness; however, it can also show that the one champion has less agility and thus is unable to flee from additional damage when poked or engaged.
Both LoL champs are great. Both have their pros and cons. In League's current meta, Azir usually loses when facing off against Vel'Koz, with a 47.6% win rate. Therefore, Azir makes a poor counter for Vel'Koz.
While Azir does have a lower win rate than Vel'Koz, when they face off with one another, Azir also has a greater level of difficulty that makes him a more time consuming champ to pick up and master. You should be very concerned when picking Azir into Vel'Kozas his relative depth means that you may not be able to unleash his full potential without a significant amount of practice beforehand.
Additionally, Azir also has some amount of CC and other utility, a similar amount to Vel'Koz. This often 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 for every situation in League of Legends, in Azir vs Vel'Koz matchups, Vel'Koz is the better champion with a lower win rate, more champion depth, and a similar amount of utility to help out your team members during teamfights.
Azir is a terribly counter to Vel'Koz. You will do well by focussing your actions on increasing your CS and destroying objectives. If you can do that, you should be able to stand on your own as Azir against Vel'Koz.
To truly master Azir to counter Vel'Koz during both the early game and mid / late game phases of League of Legends, you should continue reading to gather a few extra lessons on this matchup. If you listen to the build and tips displayed above, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Azir typically accumulates more CS relative to Vel'Koz. Champions who on average don't acquire many minion kills often don't have to have 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, champs with large amounts of CS, such as hyper-carries, typically need many items to be effective. In either situation, try to surpass the values shown on this page to do well.
The most important items to focus on in your Azir versus Vel'Koz build include Rabadon's Deathcap, Nashor's Tooth, and Shadowflame. When Azir bought at least these three items in his build, he performed significantly better when facing Vel'Koz than with most other commonly used builds. In fact, Azir boasted an average win rate of 47.6% battling Vel'Koz with this build.
To have the best likelihood of defeating Vel'Koz as Azir, you should take the Fleet Footwork, Presence of Mind, Legend: Alacrity, Coup de Grace, Manaflow Band, and Scorch runes from the Precision and Sorcery rune sets. Of all the rune sets players used for Azir vs Vel'Koz matchups, this order of runes resulted in the greatest win rate. In fact, these runes averaged a 47.6% winrate overall.
By default, tips, statistics, and builds on how to beat Vel'Koz as Azir are given for all ranked divisions. If you want to narrow the statistics and builds to a specific rank, you should use the selection menu located earlier on the page.