Cull the Meek drains an enormous amount of life when used in the middle of the fray. You can use this to bait opponents into thinking you are weaker than you really are.
Slice and Dice excels at harassing maneuvers. Slice in, follow up with another skill and then Dice back out to safety.
Cooldown reduction is especially good for Renekton, allowing him to both quickly build up and use his Fury.
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.
The Renekton Karthus synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Karthus, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Renekton sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Karthus. His KDA went down from NaN to NaN. This fall shows that Karthus helps Renekton perform not as well in ranked League of Legends rounds. Yet, the small difference shows that this performance change is only marginal.
When Renekton is paired with Karthus, he observes a marginal improvement in his complete damage output. This difference could signal that Karthus helps provide protection for him to deal more damage or that his presence on the team also helps extend the game's duration. Similarly, when Renekton is played together with Karthus on the same side, he usually scores many fewer killing sprees than when he plays on his own. This is contrasting evidence that he is worse when playing synergisticly with Karthus.
Additionally, when Renekton plays with Karthus on the same team, he often receives more damage than when he fights alone. Taking more damage may mean that Karthus does a poor job of covering Renekton in team fights.
There is no ideal synergy for Renekton that will always be his best synergy. However, Karthus is a not very good ally for Renekton. By playing on the same team as Renekton, he lowers their win rate by -1.4% to 45.8%. This clearly indicates that there is a harmful synergy between Renekton and Karthus that results in them performing worse together than without each other.
Karthus has a much greater difficulty compared to Renekton. That means you need to be very careful when enlisting Karthus allies to go into battle on the same side as, as they will need a much greater level of skill to cooperate well with you.
When playing together, you should expect to see an overall large increase in your team’s capacity to deal magic damage. Combined, these two are able to dish out a surprising amount of magic type damage.
Conversely, by grouping Renekton and Karthus together, you will not be giving your side much support. We recommend you include other champs on your team that helps cover this hole in their abilities.
Regardless of your Karthus ally's skill level, you need to focus on maximizing your gold income, outlasting your enemies, and taking down objectives. If you do this, you should do well, regardless.
To learn all of the intricacies of Renekton in order to synergize with Karthus during both the laning and mid / late game phases of LoL, you should keep reading to pick up some more tips and tricks for this champion pairing. If you mind the build and tips presented above, you will grow your win rate by a lot.
The best items to include in your Renekton and Karthus synergy build include Sterak's Gage, Spear of Shojin, and Sundered Sky. When Renekton combined at least these three finished items in his build, he performed much better when fighting alongside Karthus than with most other common item sets. In fact, Renekton boasted an average win rate of 45.8% when playing alongside Karthus with these items in his kit.
To have the highest likelihood of annihilating your oponents, Renekton players should take the Conqueror, Triumph, Legend: Alacrity, Last Stand, Bone Plating, and Unflinching runes from the Precision and Resolve rune sets. Of all the rune combinations players chose for Renekton and Karthus pairings, this mix of runes resulted in the best win rate. Notably, these runes averaged a 45.8% winrate overall.
By default, tips, stats, and builds on how to synergize Karthus with Renekton are shown for all ranked divisions combined. To filter the stats and builds to a specific rank, you should use the selection menu at the top of this page.