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 Moonfall and Lunar Rush to stay on targets and activate Moonsilver Blade for extra damage.
Consider when to cast Lunar Rush without Moonlight and when to wait for another Crescent Strike.
Landing Crescent Strike is critically important, but don't be afraid to miss. The cooldown is short and the mana cost is low.
The Karthus Diana synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Diana, 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 Diana. His KDA decreased from NaN to NaN. This fall shows that Diana helps Karthus perform worse in ranked League of Legends rounds. Yet, the small difference indicates that this performance change is not very impactful.
When Karthus plays on the same team as Diana, he gets a moderate decrease in his full damage output. This difference could indicate that Diana doesn't help protection for him to deal more damage or that her allyship also helps extend the game's duration. Similarly, when Karthus is played alongside Diana on the same side, he usually scores many fewer killing sprees compared to when he plays alone. This is contrasting evidence that he is worse when playing alongside Diana.
Additionally, when Karthus plays with Diana on the same side, he on average takes less damage than when he fights alone. Getting dealt not as much damage may mean that Diana does a decent job of covering Karthus in team fights.
There is no one best ally for Karthus that will 100% of the time be his best ally. Yet, overall, Diana is a very typical companion for Karthus. By playing on the same team as Karthus, she improves their win rate by 0.3% to 47.6%. This shows that there is a weak synergy between Karthus and Diana that results in them performing better together than without each other.
Diana has a much lower diffuclty than Karthus. That means Karthus players don't need to be cautious when finding Diana comrades to play with, as they will have to have a much lower level of skill to be able to fight well with you.
Fighting cooperatively, Karthus players should witness an overall large increase in your team’s capability to deal magic damage. Combined, these champs can blast through enemies with magic damage.
Conversely, by grouping Karthus and Diana together, you probably will not be giving your other allies a great deal of support. Plan to pick other champs on your team that fills this relative hole in this pairing's kit.
Regardless of the ability of your Diana ally, you need to focus on increasing your income, staying alive by avoiding foolish fights, and clearing objectives. If you heed this simple advice, you will do well, regardless.
If you would like to learn all of the intricacies of Karthus in order to synergize with Diana during both the laning and mid / late game phases of LoL matches, you should continue reading to pick up additional tips and tricks for this champion pairing. If you pay attention to the build and suggestions displayed here, you should increase your win rate by a lot.
The most crucial finished items to build first in your Karthus and Diana synergy build include Rabadon's Deathcap, Malignance, and Shadowflame. When Karthus combined at least these three great items in his build, he did significantly better when fighting alongside Diana than with many other commonly used builds. In fact, Karthus boasted an average win rate of 47.6% helping carry Diana with this build.
To have the best likelihood of coming out on top against your oponents, Karthus players should take the Dark Harvest, Cheap Shot, Eyeball Collection, Ultimate Hunter, Gathering Storm, and Transcendence runes from the Domination and Sorcery rune sets. Out of all the runes players chose for Karthus and Diana pairings, this composite of runes resulted in the best win rate. In fact, these runes gave a 47.6% win rate overall.
If you need to view Karthus and Diana cooperations tips and stats for a a specific division rank, please choose one from the selection menu provided above. By default, the stats and tips and suggestions shown are computed using all games completed with both champs.