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.
Try and keep targets in the range of your Flamespitter. It can deal a lot of damage overtime.
If you are winning a fight you can use your ultimate to wall off an escape path.
Try and pace yourself to stay in the Danger Zone to maximize your effectiveness. It is easy to overheat if you rapidly use your abilities.
The Karthus Rumble synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Rumble, 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 Rumble. His KDA went down from NaN to NaN. This worsening shows that Rumble helps Karthus perform not as well in competitive LoL games. Yet, the small difference demonstrates that this performance change is not very impactful.
When Karthus is an ally to Rumble, he observes a little drop in his full damage dealt. This change may demonstrate that Rumble doesn't help cover for him to dish out more damage or that his presence also helps increase the match's duration. Similarly, when Karthus is played together with Rumble on the same team, he usually scores many fewer killing sprees than when he plays alone. This is contrasting evidence that he is worse when playing alongside Rumble.
Additionally, when Karthus plays with Rumble on the same team, he usually receives a little more damage than when he plays alone. Taking more damage may indicate that Rumble does a poor job of protecting Karthus in teamfights.
There is no top ally for Karthus that will always be his #1 synergy. However, overall, Rumble is a terrible ally for Karthus. By playing on the same side as Karthus, he lowers their win rate by -4.8% to 42.5%. This proves that there is a very bad strategic relationship between Karthus and Rumble that allows them to perform worse together than alone.
Rumble has a greater difficulty than Karthus. That means you need to be careful when arranging Rumble teammates to play with, as they will require a greater level of skill to be able to do well with you.
Playing together, you should expect to see an overall large increase in your team’s capacity to to do a lot of AP damage. Combined, these champions can deal quite a lot of AP type damage.
Although, by grouping Karthus and Rumble together, you will not be granting your side enough AD. Plan to pick other champions on your team that neutralizes this hole in their potential.
Regardless of the skill of your Rumble ally, you need to focus on increasing your gold income, outlasting your enemies, and taking down objectives. If you heed this simple advice, you should do well anyway.
If you would like to learn all of the intricacies of Karthus to pair well with Rumble during both the lane and mid / late game phases of League rounds, you should continue reading to gather additional lessons on this champion pairing. If you use the build and tips displayed here, you should increase your win rate by a lot.
The top items to get in your Karthus and Rumble synergy build consist of Malignance, Stormsurge, and Liandry's Torment. When Karthus included at least these three items in his build, he did a lot better when fighting alongside Rumble than with most other commonly used builds. In fact, Karthus had an average winrate of 42.5% helping carry Rumble with this build.
To have the greatest probability of defeating your oponents, you should equip 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 we have analyed for Karthus and Rumble pairings, this composite of runes resulted in the greatest win rate. Notably, these runes averaged a 42.5% winrate overall.
If you need to see Karthus and Rumble synergy tips and stats for a a specific skill level, please choose one from the selection menu above. At first, the statistics and strategies shown are computed using all matches with data with both champs.