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.
Use Call of the Void and Nether Grasp to renew the duration of Malefic Visions on enemies.
Wait to cast Void Swarm until there are nearby enemies for the Voidling to attack or kill.
Avoiding damage in lane maximizes the uptime on Void Shift, increasing Malzahar's safety dramatically.
The Karthus Malzahar synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Malzahar, 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 Malzahar. His KDA decreased from NaN to NaN. This worsening shows that Malzahar helps Karthus perform poorer in ranked League of Legends matches. Yet, the small difference indicates that this performance change is only marginal.
When Karthus plays on the same team as Malzahar, he gets a marginal improvement in his total damage output. This may signal that Malzahar supports by providing cover for him to dish out more damage or that his support also helps increase the round's duration. Similarly, when Karthus is played with Malzahar 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 Malzahar.
Moreover, when Karthus plays with Malzahar on the same team, he on average takes more damage than when he fights alone. Receiving more damage may mean that Malzahar does a poor job of protecting Karthus in team fights.
There is no universally accepted best synergy for Karthus that will always be his best teammate. However, Malzahar is a very typical ally for Karthus. By playing on the same side as Karthus, he improves their win rate by 0.3% to 47.6%. This demonstrates that there is not really a strong strategic relationship between Karthus and Malzahar that allows them to perform better together than without each other.
Malzahar has a lower difficulty than Karthus. That means Karthus players don't need to be careful when arranging Malzahar comrades to go into battle on the same side as, as they will have to have a lower level of skill to be able to work well with you.
When playing alongside, Karthus players should expect to witness an overall large increase in your team’s capability to deal magic damage. Together, these champs can deal quite a lot of AP type damage.
Conversely, by pairing Karthus and Malzahar together, you probably will not be giving your other teammates a lot of sustained damage output. Plan to include other champions on your team that offsets this gap in this pairing's capabilities.
Regardless of the ability of your Malzahar teammate, you should focus on increasing your gold income, warding to avoid ambushes, and taking down objectives. If you follow these simple suggestions, you should do well, regardless.
If you would like to truly master Karthus to pair well with Malzahar during both the early game and mid / late game phases of League of Legends, you should keep reading to pick up some more tips and tricks for this champion pairing. If you mind the build and tips displayed above, you will increase your win rate significantly.
The ideal items to get in your Karthus and Malzahar synergy build include Malignance, Void Staff, and Liandry's Torment. When Karthus incorporated at least these three finished items in his build, he performed a lot better when fighting alongside Malzahar than with many other commonly used builds. In fact, Karthus boasted an average winrate of 47.6% when synergizing his build and playstyle to Malzahar with these items in his kit.
To have the best probability of annihilating your oponents, Karthus players should equip the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Eyeball Collection, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Of all the rune builds that we analyzed for Karthus and Malzahar pairings, this mix of runes yielded the greatest win rate. In fact, these runes provided a 47.6% winrate overall.
By default, tips, statistics, and builds on how to pair Malzahar with Karthus are shown for all ranked divisions. If you would like to filter the statistics and builds to a specific player tier, you can use the selection menu earlier on the page.