Try to knock enemies back into your towers with Explosive Cask.
Try to combo Body Slam with Explosive Cask to set up kills for your team.
The damage reduction from Drunken Rage is applied when you start drinking, try to use it when you see damage coming your way.
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 Gragas 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, Gragas sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Karthus. His KDA decreased from NaN to NaN. This negative change shows that Karthus helps Gragas perform poorer in ranked League of Legends matches. Yet, the small difference shows that this performance change is not very impactful.
When Gragas tries to synergize with Karthus, he observes a marginal improvement in his full damage dealt. This may indicate that Karthus supports by providing cover for him to deal more damage or that his presence also helps increase the match's duration. Similarly, when Gragas is played with Karthus on the same team, he usually scores many fewer killing sprees compared to when he plays without Karthus. This is contrasting evidence that he is worse when playing with Karthus.
Additionally, when Gragas plays with Karthus on the same side, he on average takes a little more damage than when he fights alone. Getting dealt more damage could indicate that Karthus does a poor job of protecting Gragas in team fights.
There is no perfect synergy for Gragas that will always be his ideal teammate. Yet, overall, Karthus is a terrible ally for Gragas. By being on the same team as Gragas, he decreases their win rate by -4.4% to 43.5%. This demonstrates that there is an easy to overcome and exploit synergy between Gragas and Karthus that allows them to perform worse together than alone.
Karthus has a greater difficulty than Gragas. That means Gragas players need to be cautious when arranging Karthus comrades to go into battle on the same side as, as they will need a greater level of skill to do well with you.
When playing on the same side, Gragas players should expect to observe an overall large increase in your team’s capacity to to do a lot of AP damage. Together, these champions can deal quite a lot of AP type damage.
Although, by aligning Gragas and Karthus together, you probably will not be granting your side a lot of AD. Make sure to pick other champs on your team that fills this relative disparity in this pairing's capabilities.
Regardless of the skill of your Karthus ally, you need to focus on increasing your income, staying alive by avoiding foolish fights, and clearing objectives. If you follow these simple suggestions, you will do well anyway.
To learn all of the intricacies of Gragas in order to work well with Karthus during both the early game and mid / late game phases of LoL games, you should keep reading to pick up additional tricks and insights into this champion pairing. If you listen to the build and suggestions displayed above, you will increase your win rate significantly.
The top items to focus on in your Gragas and Karthus synergy build consist of Lich Bane, Shadowflame, and Stormsurge. When Gragas included at least these three pieces in his build, he did significantly better when fighting alongside Karthus than with many other commonly used item sets. In fact, Gragas boasted an average win rate of 43.5% when synergizing his build and playstyle to Karthus with this build.
To have the greatest likelihood of coming out on top against your oponents, Gragas players should use the Phase Rush, Manaflow Band, Transcendence, Scorch, Biscuit Delivery, and Cosmic Insight runes from the Sorcery and Inspiration rune sets. Out of all the rune combinations we have analyed for Gragas and Karthus pairings, this mix of runes yielded the top win rate. In fact, these runes provided a 43.5% win rate overall.
By default, tips, statistics, and builds on how to pair Karthus with Gragas are displayed for all ranked divisions. To narrow the stats and builds to a distinct rank, you may use the selection menu located earlier on the page.