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.
Karthus can cast spells for a short duration after he is killed. Move away from his corpse to be safe.
Make sure you always have enough health to survive Requiem, even if you have to go back to the base more frequently to heal.
The stat comparisons shown on this page feature several strategic Leona versus Karthus counter statistics that can help us distinguish the distinctions between the two. Leona’s KDA ratio ([kills + assists] / deaths) of NaN is more than Karthus’s KDA ratio of NaN, showing that Leona may be more central to her team's team fighting capacity than Karthus. This observation is largely a result of the differences in assists.
Leona usually has a significantly smaller longest killing spree than her foe does. Commonly, she receives less damage than Karthus. This commonly reflects differing health capacities, yet it can also hint that the one champion has less agility and thus is unable to flee from further damage when poked or engaged.
Both League champions are great champions. Both have their pros and cons. In League's current meta, Leona usually wins when facing off against Karthus, with a 51.8% win rate. Therefore, Leona makes a good counter to Karthus.
While Leona does have a higher winrate than Karthus, when facing one another, Leona also has a lower level of difficulty that makes her a less complex champ to learn. You should be careful when picking Leona into Karthus.
Additionally, Leona also has a very large amount of utility and CC, a similar amount to Karthus. This makes her just as valuable during teamfights, especially when trying to counter champions with a ton of burst damage.
While there isn't a single best champion for every situation in League of Legends, in Leona vs Karthus matchups, Leona is the better champ with a higher win rate, less champion complexity, and a similar amount of utility to help out your teammates during team fights.
Leona is a decent counter for Karthus. You will do well by focussing your play on keeping up your gold income and clearing objectives. If you can do that, you should do very well as Leona against Karthus.
If you would like to learn all of the intricacies of Leona in order to counter Karthus during both the laning and mid / late game phases of League of Legends, you should keep reading to learn a few extra tricks and insights into this matchup. If you pay attention to the build and tips displayed here, you will grow your win rate by a lot and be that much closer to League of Legends pro players.
Leona often accumulates less CS compared to Karthus. Champions who on average don't get many minion kills typically don't require much CS to be valuable teammates, such as sup champs. 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, typically require several high cost items to be effective. In either case, try to exceed the numbers shown here to do well.
The most important items to prioritize in your Leona versus Karthus build consist of Knight's Vow, Locket of the Iron Solari, and Celestial Opposition. When Leona used at least these three pieces in her build, she performed a lot better vs. Karthus than with most other typical builds. In fact, Leona boasted an average win rate of 51.8% battling Karthus with these items in her kit.
To have the best probability of annihilating Karthus 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. Out of all the rune builds players used for Leona vs Karthus clashes, this composite of runes yielded the highest win rate. In fact, these runes gave a 51.8% win rate overall.
By default, tips, statistics, and builds on how to beat Karthus as Leona are displayed for every ranked division. To narrow the stats and builds to a specific player tier, you may use the selection menu above.