Lay Waste is very strong at farming minions and harassing enemy champions.
Ask your allies to help point out when you should use Requiem to get kills in different lanes.
Picking up Daggers will significantly reduce Shunpo's cooldown.
Try waiting until the other team is distracted with fighting your team, and use Shunpo to teleport into the fray and unleash a devastating Death Lotus.
Using Shunpo on an allied Champion, Dagger, or minion can be a great escape tactic.
The Karthus Katarina synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Katarina, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Karthus sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Katarina. His KDA went down from NaN to NaN. This fall shows that Katarina helps Karthus perform poorer in ranked LoL rounds. Yet, the small difference demonstrates that this performance change is not very impactful.
When Karthus is an ally to Katarina, he gets a little drop in his full damage dealt. This may demonstrate that Katarina does not provide protection for him to deal more damage or that her allyship also helps increase the round's duration. Similarly, when Karthus is played together with Katarina on the same side, he usually scores many fewer killing sprees than when he plays without Katarina. This is contrasting evidence that he is worse when playing with Katarina.
Additionally, when Karthus plays with Katarina on the same side, he often takes a little less damage than when he plays alone. Taking not as much damage could mean that Katarina does a decent job of covering Karthus in team fights.
There is no ideal champion pairing for Karthus that will no matter what be his #1 synergy. However, overall, Katarina is a below average ally for Karthus. By locking into the same side as Karthus, she decreases their win rate by -2.7% to 44.4%. This demonstrates that there is a negative strategic relationship between Karthus and Katarina that allows them to perform worse together than alone.
Katarina has a greater difficulty than Karthus. That means Karthus players should be very careful when lining up Katarina teammates to go into battle on the same side as, as they will need a greater level of skill to be able to cooperate well with you.
Playing on the same side, Karthus players will likely observe an overall large increase in your team’s capacity to deal magic damage. Combined, these champions are able to dish out a surprising amount of magic type damage.
In contrast, by bringing Karthus and Katarina together, you will not be giving your other teammates a great deal of crowd control. Plan to pick other champs on your team that nullifies this relative hole in this pairing's kit.
Regardless of your Katarina ally's skill level, you need to focus on maximizing your income, warding to avoid ambushes, and clearing objectives. If you do this, you will do well, regardless.
If you would like to truly master Karthus in order to synergize with Katarina during both the laning and mid / late game phases of LoL games, you should continue reading to master some more tricks and insights into this champion pairing. If you pay attention to the build and stats displayed above, you will grow your win rate significantly.
The most important items to include in your Karthus and Katarina synergy build consist of Liandry's Anguish, Rabadon's Deathcap, and Shadowflame. When Karthus incorporated at least these three items in his build, he performed a lot better when fighting alongside Katarina than with most other common item sets. In fact, Karthus had an average win rate of 44.4% helping carry Katarina with these items in his kit.
To have the best likelihood of vanquishing your oponents, Karthus players should take the Dark Harvest, Cheap Shot, Eyeball Collection, Ultimate Hunter, Presence of Mind, and Last Stand runes from the Domination and Precision rune sets. Of all the runes we have analyed for this champion pairing, this order of runes resulted in the top win rate. In fact, these runes gave a 44.4% win rate overall.
If you want to get Karthus with Katarina cooperations tips and builds for a a particular skill level, please choose one from the selection menu provided above. By default, the statistics and guides shown are computed using all games completed with these champions.