Make sure to buy items that will evolve at least 1 or 2 of your spells.
Work with your teammates to set up your Ultimate and optimize damage with your passive.
Try to catch enemy carries alone to burst them with Icathian Rain.
Pay attention to Ionian Fervor stacks and try to engage Irelia when it is down.
Minion waves greatly enhance Irelia's mobility, beware fighting her inside one.
Beware of wasting your high impact spells on Defiant Dance.
The stats shown here underscore some significant Kai'Sa against Irelia counter statistics that can help us understand the differences and similarities between the pair. As an example, Kai'Sa’s KDA ratio ([kills + assists] / deaths) of NaN is more than Irelia’s ratio of NaN, demonstrating that Kai'Sa may be more central to her team's team fighting effectiveness than Irelia..
Kai'Sa usually has a similar longest killing spree as her matchup does. Typically, she receives less damage than Irelia. This is usually reflective of different amounts of tankyness; however, it can also illustrate that the one champion has less agility and thus is not able to escape additional harm when poked or engaged.
Both League of Legends champions are great. Both have their pros and cons. In League's current meta, Kai'Sa usually loses when taking on Irelia, with a 46.7% win rate. As a result, Kai'Sa makes a bad counter for Irelia.
While Kai'Sa does have a lower winrate compared to Irelia, when on opposite teams, Kai'Sa also has a greater level of difficulty that makes her a more difficult champ to learn and master. You may get destroyed when picking Kai'Sa into Irelia.
Additionally, Kai'Sa also has only a small amount of utility and CC, a similar amount to Irelia. This makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there is not a single best champion for every situation in League of Legends, in Kai'Sa vs Irelia matchups, Irelia is the better champion with a much lower win rate, more champion depth, and a similar amount of utility to help out your allies during teamfights.
Kai'Sa is a bad counter to Irelia. Focus your actions on maximizing your gold income and taking out objectives. If you are able to do that, you should hold your own as Kai'Sa against Irelia.
If you would like to truly master Kai'Sa in order to counter Irelia during both the laning and mid / late game phases of League of Legends, you should keep reading to pick up a few extra tricks and insights into this matchup. If you pay attention to the build and suggestions presented here, you should grow your win rate by a lot and be that much closer to League of Legends pro players.
Kai'Sa typically racks up a similar amount of CS as Irelia. Champions who typically don't acquire much CS typically don't have to have much CS to be effective, such as sup champs. They are able to scale well off of their skills, stats, and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, usually have to have many items to be effective. In either situation, try to do better than the values displayed here to do well.
The most important items to have in your Kai'Sa versus Irelia build consist of Guinsoo's Rageblade, Zhonya's Hourglass, and Terminus. When Kai'Sa incorporated at least these three items in her build, she did significantly better vs Irelia than with most other typical item sets. In fact, Kai'Sa had an average winrate of 46.7% battling Irelia with this counter build.
To have the best chance of coming out on top against Irelia as Kai'Sa, you should equip the Lethal Tempo, Presence of Mind, Legend: Bloodline, Coup de Grace, Biscuit Delivery, and Magical Footwear runes from the Precision and Inspiration rune sets. Of all the rune builds players used for Kai'Sa vs Irelia battles, this sequence of runes resulted in the best win rate. Moreover, these runes averaged a 46.7% win rate overall.
By default, tips, stats, and builds on how to beat Irelia as Kai'Sa are displayed for all ranked divisions combined. If you would like to narrow the stats and builds to a distinct skill level, you should use the selection menu earlier on the page.