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.
Janna's at her strongest when buffing another ally. If you can harass her ally, it will weaken her ability to fight you.
Save an interrupt ability for when Janna uses her ultimate.
Listen for the charge up sound on Howling Gale in case Janna is trying to hit you with it from off screen or from brush.
The stats shown here feature several valuable Kai'Sa vs. Janna counter stats that can help you distinguish the distinctions between the two. For instance, Kai'Sa’s KDA ratio ([kills + assists] / deaths) of NaN is more than Janna’s ratio of NaN, highlighting that Kai'Sa may be more central to her team's team fighting capability than Janna. This observation is in large part caused by the difference in kills.
Kai'Sa usually has a much larger longest killing spree than her counter does. Commonly, she takes a similar amount of damage to Janna. This typically indicates differing health capacities; however, it can also illustrate that the one champion has less mobility and thus is unable to escape further damage when engaged or poked.
Both League champs are great champions. Both have their strengths, weaknesses, and counters. In League's current meta, Kai'Sa usually loses when trying to fight Janna, with a 44.5% win rate. Thus, Kai'Sa makes a poor counter for Janna.
While Kai'Sa does have a much lower winrate than Janna, when facing one another, Kai'Sa also has a lower learning curve that makes her a less challenging champ to learn and master. You may get destroyed when picking Kai'Sa into Janna.
Additionally, Kai'Sa also has almost no amount of utility and CC, a similar amount to Janna. This makes her just as valuable during team fights, especially when fighting champions with a lot of burst damage.
While there is not a single best champion for every situation in League of Legends, in Kai'Sa vs Janna matchups, Janna is the better champ with a much lower win rate, less champion complexity, and a similar amount of utility to help out your teammates during late stage team fights.
Kai'Sa is a bad counter to Janna. Focus your tactics on keeping up your gold income and taking out objectives. If you are able to do that, you should do very well as Kai'Sa against Janna.
To learn all of the intricacies of Kai'Sa in order to counter Janna during both the laning and mid / late game phases of League of Legends, you should keep reading to pick up a few extra lessons on this matchup. If you mind the build and suggestions displayed above, you will grow your win rate significantly and be that much closer to League of Legends pro players.
Kai'Sa often gets much more CS compared to Janna. Champs who typically don't take many minion kills usualy don't have to have much CS to be effective, such as support champions. They are capable of scaling well off of their abilities and first items alone. Yet, champs with a lot of CS, such as hyper-carries, often require a lot of items to be effective. In either situation, try to do better than the values shown on this page to do well.
The best items to have in your Kai'Sa versus Janna build consist of Guinsoo's Rageblade, Zhonya's Hourglass, and Terminus. When Kai'Sa combined at least these three items in her build, she did significantly better vs. Janna than with many other commonly used counter builds. In fact, Kai'Sa had an average winrate of 44.5% when playing against Janna with this counter build.
To have the greatest likelihood of crushing Janna as Kai'Sa, Kai'Sa players should use the Hail of Blades, Taste of Blood, Eyeball Collection, Treasure Hunter, Biscuit Delivery, and Magical Footwear runes from the Domination and Inspiration rune sets. Out of all the rune sets players chose for Kai'Sa vs Janna counter picks, this mix of runes resulted in the highest win rate. Notably, these runes averaged a 44.5% win rate overall.
If you would like to get Kai'Sa vs Janna tips and builds for a a particular division, feel free to choose one from the selection menu displayed above. At first, the statistics and guides displayed are computed using every game run with these champions.