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.
Take advantage of Flurry by weaving in basic attacks between spell casts - this maximizes damage output and minimizes Energy loss.
Self-casting Safeguard and using Iron Will are powerful tools for killing neutral monsters (in the jungle).
Use Sonic Wave before Dragon's Rage so you can chase the target with Resonating Strike.
The Sejuani Lee Sin synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Lee Sin, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Sejuani sees a large worsening in her KDA (ratio of kills and assists to deaths) when paired with Lee Sin. His KDA worsened from NaN to NaN. This worsening shows that Lee Sin helps Sejuani perform not as well in ranked League of Legends matches. Yet, the small difference proves that this performance change is not very impactful.
When Sejuani is paired with Lee Sin, she gets a noticable increase in her full damage output. This change may signal that Lee Sin helps provide cover for her to dish out more damage or that his presence also helps extend the match's duration. Similarly, when Sejuani is played together with Lee Sin on the same side, he usually scores many fewer killing sprees than when she plays on his own. This is contrasting evidence that she is worse when playing alongside Lee Sin.
Additionally, when Sejuani plays with Lee Sin on the same team, she typically receives less damage than when she plays alone. Receiving not as much damage could indicate that Lee Sin does a decent job of covering Sejuani in teamfights.
There is no top champion pairing for Sejuani that will 100% of the time be her ideal teammate. However, Lee Sin is a terrible ally for Sejuani. By locking into the same team as Sejuani, he decreases their win rate by -6.8% to 40.1%. This demonstrates that there is an easy to overcome and exploit strategic relationship between Sejuani and Lee Sin that allows them to perform not as well together than alone.
Lee Sin has a greater difficulty than Sejuani. That means you must be careful when enlisting Lee Sin allies to play with, as they will have to have a greater level of skill to play well with you.
Working on the same side, you should expect to observe an overall large increase in your team’s ability to dish out massive AD. When paired, these two should be able to take down targets with auto-attacks and other AD damage abilities.
Although, by aligning Sejuani and Lee Sin together, you may not be giving your team a great deal of AP. Make sure to have other champions on your team that offsets this gap in this pairing's potential.
Regardless of the skill of your Lee Sin teammate, you need to focus on maximizing your income, warding to avoid ambushes, and taking down objectives. If you heed this simple advice, you will do well, regardless.
If you would like to truly master Sejuani to pair well with Lee Sin during both the laning and mid / late game phases of League, you should keep reading to learn additional tricks and insights into this champion pairing. If you listen to the build and stats presented above, you will increase your win rate by a lot.
The best items to prioritize in your Sejuani and Lee Sin synergy build include Kaenic Rookern, Sunfire Aegis, and Iceborn Gauntlet. When Sejuani bought at least these three items in her build, she performed significantly better when fighting alongside Lee Sin than with many other typical builds. In fact, Sejuani had an average win rate of 40.1% helping carry Lee Sin with this build.
To have the best probability of crushing your oponents, Sejuani players should take the Aftershock, Font of Life, Conditioning, Overgrowth, Legend: Alacrity, and Triumph runes from the Resolve and Precision rune sets. Of all the rune builds we have analyed for this team composition, this sequence of runes yielded the highest win rate. Notably, these runes averaged a 40.1% winrate overall.
If you want to view Sejuani and Lee Sin cooperations tips and stats for a an individual player tier, feel free to select one from the selection menu provided above. At first, the statistics and guides displayed are calculated using every round finished with both champs.