Shield of Daybreak and Zenith Blade form a powerful offensive combo.
Lead the charge and mark your foes with Sunlight before your allies deal damage.
You can absorb a huge amount of damage using Eclipse, but you must stay near enemies to gain the bonus duration.
Consider playing a bit more cautiously around Kennen when you have a Mark of the Storm debuff. If he hits you with 3 Marks of the Storm, you will get stunned.
Kennen is flimsy by nature - turn and attack him if he gets careless with Lightning Rush.
The stats shown here underscore some influential Leona against Kennen counter statistics that may help you appreciate the differences between the pair. Leona’s KDA ratio ([kills + assists] / deaths) of NaN is more than Kennen’s ratio of NaN, highlighting that Leona may be more central to her team's team fighting potential than Kennen. This observation is in large part a result of the differences in assists.
Leona usually has a significantly smaller longest killing spree than her counter does. On average, she takes a similar amount of damage to Kennen. This commonly reflects different amounts of tankyness, but it can also show that the one champion has less agility and thus is not able to kite away from additional harm when poked or engaged.
Both League champs are great. Both champs have their pros and cons. In League's current meta, Leona usually wins when trying to fight Kennen, with a 53.2% win rate. Therefore, Leona makes a great counter to Kennen.
While Leona does have a higher winrate compared to Kennen, when on opposite teams, Leona also has a greater difficulty level that makes her a more challenging champion to learn. You don't need to be too worried when picking Leona into Kennen.
Furthermore, Leona also has a great deal of utility and CC, a similar amount to Kennen. This often makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there isn't a single best champion in League of Legends, in Leona vs Kennen matchups, Leona is the better champion with a noticably higher win rate, similar champion depth, and a similar amount of utility to help out your team members during late stage team fights.
Leona is a great counter to Kennen. Focus your strategy on keeping up your CS and clearing objectives. If you can do that, you should do very well as Leona against Kennen.
If you would like to truly master Leona to counter Kennen during both the early game and mid / late game phases of League of Legends, you should continue reading to gather a few extra tips and tricks for this matchup. If you mind the build and tips presented here, you will increase your win rate significantly and be closer to League of Legends pro players.
Leona on average picks up a lot less CS compared to Kennen. Champions who typically don't get much CS usualy don't require much CS to be valuable teammates, such as supports. They are capable of scaling well off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, usually require a lot of items to be effective. In either case, try to do better than the numbers reported here to do well.
The most important items to have in your Leona versus Kennen build include Knight's Vow, Locket of the Iron Solari, and Solstice Sleigh. When Leona incorporated at least these three pieces in her build, she performed much better vs Kennen than with many other typical counter builds. In fact, Leona boasted an average win rate of 53.2% battling Kennen with this build.
To have the best probability of annihilating Kennen as Leona, Leona players should take the Aftershock, Font of Life, Bone Plating, Unflinching, Biscuit Delivery, and Cosmic Insight runes from the Resolve and Inspiration rune sets. Of all the rune sets players used for Leona vs Kennen counterpicks, this set of runes resulted in the best win rate. Moreover, these runes provided a 53.2% win rate overall.
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