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.
Melee allies can stack Frost for your Permafrost, keep an eye on who they are attacking.
Save Glacial Prison for encounters where you have teammates present to take advantage of it.
Use Arctic Assault to escape bad situations, interupt channeled spells or chase runners.
The Jarvan IV Sejuani synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Sejuani, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Jarvan IV sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Sejuani. His KDA worsened from NaN to NaN. This drop shows that Sejuani helps Jarvan IV perform worse in competitive League matches. Yet, the small difference indicates that this performance change is not very impactful.
When Jarvan IV tries to synergize with Sejuani, he observes a great improvement in his total damage dealt. This may indicate that Sejuani supports by providing protection for him to deal more damage or that her participation also helps extend the game's duration. Similarly, when Jarvan IV is played alongside Sejuani on the same team, 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 Sejuani.
Additionally, when Jarvan IV plays with Sejuani on the same team, he typically receives less damage than when he plays alone. Getting dealt not as much damage may indicate that Sejuani does a decent job of protecting Jarvan IV during team fights.
There is no perfect champion pairing for Jarvan IV that will always be his #1 ally. However, Sejuani is a very bad teammate for Jarvan IV. By locking into the same team as Jarvan IV, she lowers their win rate by -4.1% to 44.5%. This proves that there is an easy to overcome and exploit strategic relationship between Jarvan IV and Sejuani that results in them performing worse together than alone.
Sejuani has a lower difficulty than Jarvan IV. That means Jarvan IV players don't need to be careful when finding Sejuani allies to go into battle on the same side as, as they will need a relatively low level of skill to do well with you.
Working together, you should expect to witness an overall large increase in your team’s ability to to cover for your other teammates. When paired, these two will be able to tank for the rest of their team.
In contrast, by bringing Jarvan IV and Sejuani together, you will not be providing your side a lot of AP. Make sure to have other champions on your team that fills this relative hole in this pairing's capabilities.
Regardless of your Sejuani ally's ability, you should focus on maximizing your gold income, staying alive by avoiding foolish fights, and clearing objectives. If you do this, you will do well, regardless.
To learn all of the intricacies of Jarvan IV in order to pair well with Sejuani during both the laning and mid / late game phases of LoL games, you should keep reading to master a few extra lessons on this champion pairing. If you listen to the build and stats displayed above, you will increase your win rate significantly.
The most crucial items to get in your Jarvan IV and Sejuani synergy build consist of Kaenic Rookern, Titanic Hydra, and Sundered Sky. When Jarvan IV bought at least these three items in his build, he did much better when fighting alongside Sejuani than with many other typical builds. In fact, Jarvan IV boasted an average win rate of 44.5% when synergizing his build and playstyle to Sejuani with this build.
To have the highest probability of crushing your oponents, Jarvan IV players should take the Conqueror, Triumph, Legend: Alacrity, Coup de Grace, Eyeball Collection, and Relentless Hunter runes from the Precision and Domination rune sets. Out of all the rune sets players used for this team composition, this blending of runes yielded the best win rate. Moreover, these runes averaged a 44.5% winrate overall.
If you need to view Jarvan IV with Sejuani synergy tips and stats for a a specific rank, feel free to select one from the selection menu provided above. By default, the statistics and strategies given are calculated using every match completed with both champions.