Picking up Daggers will significantly reduce Shunpo's cooldown.
Try waiting until the other team is distracted with fighting your team, and use Shunpo to teleport into the fray and unleash a devastating Death Lotus.
Using Shunpo on an allied Champion, Dagger, or minion can be a great escape tactic.
Use Demacian Standard as a scouting tool when worried about incoming enemies.
You can use the Dragon Strike / Demacian Standard combo to get out of your own Cataclysm arenas.
Split your basic attacks on different champions at the beginning of fights to maximize damage.
The Katarina Jarvan IV synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Jarvan IV, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Katarina sees a large worsening in her KDA (ratio of kills and assists to deaths) when paired with Jarvan IV. His KDA went down from NaN to NaN. This fall shows that Jarvan IV helps Katarina perform poorer in competitive League of Legends games. Yet, the small difference indicates that this performance change is only marginal.
When Katarina is an ally to Jarvan IV, she gets a marginal improvement in her complete damage dealt. This could indicate that Jarvan IV helps provide cover for her to deal more damage or that his support also helps extend the game's duration. Similarly, when Katarina is played together with Jarvan IV on the same team, he usually scores many fewer killing sprees than when she plays alone. This is contrasting evidence that she is worse when playing synergisticly with Jarvan IV.
Moreover, when Katarina plays with Jarvan IV on the same team, she on average takes a little less damage than when she fights alone. Taking not as much damage may indicate that Jarvan IV does a decent job of covering Katarina during team fights.
There is no perfect companion for Katarina that will 100% of the time be her best synergy. However, Jarvan IV is a relatively poor ally for Katarina. By being on the same side as Katarina, he lowers their win rate by -2.7% to 46.1%. This signals that there is a harmful strategic relationship between Katarina and Jarvan IV that allows them to perform not as well together than without each other.
Jarvan IV has a much lower diffuclty than Katarina. That means you don't need to be cautious when arranging Jarvan IV teammates to fight alongside, as they will require a much lower level of skill to be able to do well with you.
Fighting alongside, you will likely see an overall large increase in your team’s capability to deal magic damage. Combined, these two can deal quite a lot of AP type damage.
Although, by pairing Katarina and Jarvan IV together, you probably will not be granting your other allies enough support. Make sure to pick other champions on your team that helps cover this hole in this pairing's potential.
Regardless of the ability of your Jarvan IV teammate, you should focus on maximizing your gold income, staying alive by avoiding foolish fights, and clearing objectives. If you do this, you should do well, regardless.
To truly master Katarina in order to synergize with Jarvan IV during both the early game and mid / late game phases of League of Legends matches, you should keep reading to gather additional tips and tricks for this champion pairing. If you listen to the build and suggestions shown here, you will grow your win rate significantly.
The most crucial items to have in your Katarina and Jarvan IV synergy build consist of Rabadon's Deathcap, Lich Bane, and Shadowflame. When Katarina combined at least these three items in her build, she performed significantly better when fighting alongside Jarvan IV than with many other common builds. In fact, Katarina had an average winrate of 46.1% helping carry Jarvan IV with this build.
To have the greatest chance of defeating your oponents, Katarina players should use the Electrocute, Sudden Impact, Eyeball Collection, Relentless Hunter, Coup de Grace, and Triumph runes from the Domination and Precision rune sets. Out of all the runes players chose for Katarina and Jarvan IV pairings, this combination of runes yielded the highest win rate. Moreover, these runes provided a 46.1% win rate overall.
By default, tips, stats, and builds on how to pair Jarvan IV with Katarina are displayed for all skill levels combined. If you want to narrow the stats and builds to a particular rank, you may use the selection menu located at the top of this page.