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.
If at low health, you can take advantage of Demon Shade's healing and Camouflage to return to the fight and surprise opponents.
While stealthed, pay attention to when you are (near) being detected by enemy champions. This is identified by the glowing yellow and red eyes over nearby enemy champions.
Allure's arm time might seem long, but the Charm and magic resist shred put Evelynn at an exteme advantage so are worth the wait.
The Karthus Evelynn synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Evelynn, 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 very large drop in his KDA (ratio of kills and assists to deaths) when paired with Evelynn. His KDA fell from NaN to NaN. This worsening shows that Evelynn helps Karthus perform poorer in ranked League games. Yet, the small difference demonstrates that this performance change is not very impactful.
When Karthus is paired with Evelynn, he gets a little drop in his total damage output. This change may indicate that Evelynn does not support by providing cover for him to deal more damage or that her support also helps increase the match's duration. Similarly, when Karthus is played together with Evelynn on the same side, he usually scores many fewer killing sprees than when he plays alone. This is contrasting evidence that he is worse when playing alongside Evelynn.
Moreover, when Karthus plays with Evelynn on the same team, he on average takes much less damage than when he fights alone. Taking not as much damage could mean that Evelynn does a decent job of protecting Karthus in team fights.
There is no perfect synergy for Karthus that will always be his ideal ally. Yet, Evelynn is a very typical companion for Karthus. By playing on the same team as Karthus, she raises their win rate by 0.3% to 47.6%. This shows that there is only a small strategic relationship between Karthus and Evelynn that results in them performing at the top of their game together than without each other.
Evelynn has a greater difficulty than Karthus. That means Karthus players need to be careful when finding Evelynn comrades to play with, as they will have to have a greater level of skill to cooperate well with you.
Fighting alongside, you should witness an overall large increase in your team’s capability to to do a lot of AP damage. Combined, these two can blast through enemies with magic damage.
In contrast, by grouping Karthus and Evelynn together, you may not be granting your other teammates a lot of protection for burst damage. Plan to pick other champs on your team that nullifies this relative disparity in their kit.
Regardless of your Evelynn ally's skill level, you should focus on maximizing your income, outlasting your enemies, and clearing objectives. If you do this, you should do well anyway.
If you would like to truly master Karthus in order to work well with Evelynn during both the laning and mid / late game phases of League of Legends rounds, you should continue reading to master a few extra tricks and insights into this champion pairing. If you use the build and tips presented here, you will increase your win rate significantly.
The best finished items to have in your Karthus and Evelynn synergy build consist of Malignance, Shadowflame, and Liandry's Torment. When Karthus incorporated at least these three finished items in his build, he did significantly better when paired up with Evelynn than with most other commonly used builds. In fact, Karthus had an average winrate of 47.6% when synergizing his build and playstyle to Evelynn with this build.
To have the greatest chance of coming out on top against your oponents, Karthus players should equip 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 players chose for this team composition, this composite of runes resulted in the best win rate. In fact, these runes provided a 47.6% win rate overall.
If you need to view Karthus and Evelynn synergy tips and stats for a a specific division rank, please choose one from the selection menu provided above. By default, the stats and build suggestions displayed are computed using all games with data with both champs.