Grand Challenge allows Fiora to take down even the most durable opponents and then recover if successful, so do not hesitate to attack the enemy's front line.
Thanks to Duelist's Dance, Fiora excels at quick trades. Use the Move Speed boost from striking a Vital to escape unscathed or set up for the next one.
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 Fiora Karthus synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Karthus, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Fiora sees a large worsening in her KDA (ratio of kills and assists to deaths) when paired with Karthus. His KDA worsened from NaN to NaN. This fall shows that Karthus helps Fiora perform not as well in ranked LoL rounds. Yet, the small difference shows that this performance change is only marginal.
When Fiora tries to synergize with Karthus, she observes a small increase in her complete damage dealt. This may signal that Karthus supports by providing protection for her to deal more damage or that his support also helps increase the round's duration. Similarly, when Fiora is played with Karthus on the same team, he usually scores many fewer killing sprees compared to when she plays alone. This is contrasting evidence that she is worse when playing with Karthus.
Moreover, when Fiora plays with Karthus on the same side, she usually takes a little more damage than when she plays alone. Getting dealt more damage may mean that Karthus does a poor job of covering Fiora in team fights.
There is no one best ally for Fiora that will no matter what be her #1 synergy. However, overall, Karthus is a terrible teammate for Fiora. By playing on the same team as Fiora, he drops their win rate by -3.7% to 47.1%. This demonstrates that there is an easy to overcome and exploit bond between Fiora and Karthus that results in them performing not as well together than alone.
Karthus has a much greater difficulty compared to Fiora. That means you must be very careful when finding Karthus allies to go into battle on the same side as, as they will have to have a much greater level of skill to be able to do well with you.
Working together, Fiora players should expect to see an overall large increase in your team’s ability to dish out massive AD. When paired, these champs can tear through the other team with a lot of physcial damage.
Conversely, by bringing Fiora and Karthus together, you will not be granting your other teammates a lot of cover. Make sure to have other champions on your team that neutralizes this relative disparity in this pairing's potential.
Regardless of your Karthus ally's ability, you should focus on maximizing your gold income, staying alive by avoiding foolish fights, and taking down objectives. If you follow these simple suggestions, you should do well, regardless.
If you would like to truly master Fiora in order to synergize with Karthus during both the early game and mid / late game phases of League of Legends matches, you should keep reading to master additional lessons on this champion pairing. If you listen to the build and suggestions shown here, you will increase your win rate by a lot.
The most crucial items to prioritize in your Fiora and Karthus synergy build include Ravenous Hydra, Maw of Malmortius, and Death's Dance. When Fiora incorporated at least these three finished items in her build, she performed a lot better when fighting alongside Karthus than with most other commonly used builds. In fact, Fiora boasted an average winrate of 47.1% when playing alongside Karthus with these items in her kit.
To have the greatest probability of annihilating your oponents, Fiora players should take the Grasp of the Undying, Demolish, Second Wind, Unflinching, Manaflow Band, and Scorch runes from the Resolve and Sorcery rune sets. Out of all the rune sets players picked for this team composition, this order of runes resulted in the greatest win rate. Moreover, these runes provided a 47.1% winrate overall.
By default, tips, stats, and builds on how to team up Karthus with Fiora are presented for all ranked divisions combined. If you would like to narrow the statistics and builds to a specific player tier, you should use the selection menu located above.