Try to position yourself so your ultimate's knockback is most effective.
Xin Zhao is a great initiator to combat. Lead the front to start a fight and use your ultimate to do the most damage possible.
Make sure to buy items that will evolve at least 1 or 2 of your spells.
Work with your teammates to set up your Ultimate and optimize damage with your passive.
Try to catch enemy carries alone to burst them with Icathian Rain.
The Xin Zhao Kai'Sa synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Kai'Sa, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Xin Zhao sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Kai'Sa. His KDA fell from NaN to NaN. This drop shows that Kai'Sa helps Xin Zhao perform poorer in competitive League of Legends rounds. Yet, the small difference indicates that this performance change is only marginal.
When Xin Zhao plays on the same team as Kai'Sa, he sees a little drop in his complete damage dealt. This change could signal that Kai'Sa doesn't help cover for him to dish out more damage or that her presence on the team also helps increase the match's duration. Similarly, when Xin Zhao is played with Kai'Sa on the same team, he usually scores many fewer killing sprees compared to when he plays without Kai'Sa. This is contrasting evidence that he is worse when playing synergisticly with Kai'Sa.
Additionally, when Xin Zhao plays with Kai'Sa on the same side, he usually takes a little less damage than when he plays alone. Getting dealt not as much damage may indicate that Kai'Sa does a decent job of protecting Xin Zhao in teamfights.
There is no perfect champion pairing for Xin Zhao that will 100% of the time be his top ally. However, overall, Kai'Sa is a not very good teammate for Xin Zhao. By locking into the same team as Xin Zhao, she drops their win rate by -2.8% to 48.1%. This shows that there is a negative synergy between Xin Zhao and Kai'Sa that results in them performing worse together than without each other.
Kai'Sa has a much greater difficulty compared to Xin Zhao. That means Xin Zhao players need to be cautious when lining up Kai'Sa allies to fight alongside, as they will need a much greater level of skill to be able to work well with you.
When playing together, you will likely witness an overall large increase in your team’s capability to destroy wih physical damage. When paired, these champs can provide a great amount of sustained physical damage.
Conversely, by bringing Xin Zhao and Kai'Sa together, you may not be giving your other allies enough utility. Plan to include other champs on your team that offsets this disparity in their potential.
Regardless of your Kai'Sa ally's ability, you need to focus on maximizing your income, warding to avoid ambushes, and clearing objectives. If you follow these simple suggestions, you should do well, regardless.
If you would like to learn all of the intricacies of Xin Zhao in order to work well with Kai'Sa during both the laning and mid / late game phases of League, you should keep reading to pick up some more tricks and insights into this champion pairing. If you mind the build and tips displayed above, you will grow your win rate significantly.
The best finished items to focus on in your Xin Zhao and Kai'Sa synergy build include Trinity Force, Titanic Hydra, and Sundered Sky. When Xin Zhao bought at least these three great items in his build, he did much better as an ally of Kai'Sa than with many other commonly used item sets. In fact, Xin Zhao had an average win rate of 48.1% when playing alongside Kai'Sa with these items in his kit.
To have the highest likelihood of annihilating your oponents, you should take the Lethal Tempo, Triumph, Legend: Alacrity, Coup de Grace, Cosmic Insight, and Magical Footwear runes from the Precision and Inspiration rune sets. Out of all the rune builds players picked for this champion pairing, this combo of runes yielded the best win rate. Notably, these runes gave a 48.1% winrate overall.
If you would like to see Xin Zhao and Kai'Sa synergy tips and stats for a a distinct player tier, feel free to choose one from the selection menu above. By default, the stats and build suggestions shown are calculated using all matches played with both champs.