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.
It takes 6 spell casts for Kassadin's slow, Force Pulse, to become castable. If he levels up that ability, judiciously use your own skills while laning against him.
Kassadin deals mostly magic damage. If he's doing well consider buying magic resist items like Mercury's Treads and Banshee's Veil.
Each time Kassadin consecutively uses Riftwalk, he pays more and more mana. Keep this in mind as you chase him.
The stat comparisons shown on this page feature some valuable Leona versus Kassadin matchup stats that can help us understand the differences between this pair of champions. Leona’s KDA ratio ([kills + assists] / deaths) of NaN is better than Kassadin’s ratio of NaN, highlighting that Leona may be more central to her team's team fighting potential than Kassadin. This observation is in large part fueled by the differences in assists.
Leona typically has a significantly smaller longest kill spree than her opponent does. Commonly, she receives less damage than Kassadin. This is usually reflective of different amounts of tankyness, but it can also imply that the champion with higher health has less agility and thus is unable to flee from further damage when engaged or poked.
Both LoL champions are great champions. Both have their pros and cons. In League's current meta, Leona usually wins when taking on Kassadin, with a 53.4% win rate. Therefore, Leona makes a great counter to Kassadin.
While Leona does have a higher winrate compared to Kassadin, when facing one another, Leona also has a much lower level of difficulty that makes her a less challenging champ to pick up and master. You should be be fine when picking Leona into Kassadin.
Moreover, Leona has a very large amount of CC and other utility, a similar amount to Kassadin. This makes her just as valuable during teamfights, especially when trying to counter champions with a ton of burst damage.
While there isn't one best champion in League of Legends, in Leona vs Kassadin matchups, Leona is the better champ with a noticably higher win rate, less champion complexity, and a similar amount of utility to help out your teammates during late stage team fights.
Leona is a great counter to Kassadin. Focus your actions on maximizing your gold and cs and clearing objectives. If you are able to do that, you should hold your own as Leona against Kassadin.
If you would like to learn all of the intricacies of Leona to counter Kassadin 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 mind the build and stats shown above, you should increase your win rate by a lot and be closer to League of Legends pro players.
Leona usually gets a lot less CS relative to Kassadin. Champs who on average don't earn much CS typically don't need much CS to be valuable teammates, such as supports. 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, often require several high cost items to be effective. In either case, try to do better than the numbers displayed here to do well.
The best items to use in your Leona versus Kassadin build include Zeke's Convergence, Thornmail, and Solstice Sleigh. When Leona used at least these three pieces in her build, she did significantly better countering Kassadin than with many other common builds. In fact, Leona had an average win rate of 53.4% when countering Kassadin with this counter build.
To have the greatest chance of crushing Kassadin as Leona, you should equip the Aftershock, Font of Life, Bone Plating, Unflinching, Biscuit Delivery, and Cosmic Insight runes from the Resolve and Inspiration rune sets. Out of all the runes players used for Leona vs Kassadin battles, this sequence of runes yielded the best win rate. Moreover, these runes provided a 53.4% win rate overall.
By default, tips, statistics, and builds on how to beat Kassadin as Leona are presented for all ranked divisions combined. If you want to narrow the statistics and builds to an individual player tier, you should use the selection menu above.