Kassadin's ultimate has many uses and is on a shorter cooldown than most, use it often.
Kassadin has multiple item paths; he can go caster via Mana and Ability Power or anti-caster with Cooldown Reduction and Magic Resist.
Try to get the Ancient Golem buff to counteract Riftwalk's increasing Mana cost.
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.
The Kassadin Xin Zhao synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Xin Zhao, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Kassadin sees a very large drop in his KDA (ratio of kills and assists to deaths) when paired with Xin Zhao. His KDA decreased from NaN to NaN. This drop shows that Xin Zhao helps Kassadin perform poorer in ranked LoL matches. Yet, the small difference proves that this performance change is not very impactful.
When Kassadin is paired with Xin Zhao, he observes a small decrease in his complete damage output. This change could signal that Xin Zhao does not support by providing protection for him to deal more damage or that his presence also helps increase the round's duration. Similarly, when Kassadin is played with Xin Zhao 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 Xin Zhao.
Additionally, when Kassadin plays with Xin Zhao on the same side, he usually receives a little less damage than when he plays alone. Receiving not as much damage may indicate that Xin Zhao does a decent job of covering Kassadin during team fights.
There is no perfect champion pairing for Kassadin that will no matter what be his ideal ally. However, Xin Zhao is a very typical companion for Kassadin. By playing on the same side as Kassadin, he raises their win rate by 0.6% to 50.6%. This demonstrates that there is not really a strong synergy between Kassadin and Xin Zhao that results in them performing better together than alone.
Xin Zhao has a much lower diffuclty than Kassadin. That means you don't need to be very careful when finding Xin Zhao teammates to go into battle on the same side as, as they will need a much lower level of skill to be able to cooperate well with you.
Fighting alongside, you should see an overall large increase in your team’s capacity to deal physical damage. Together, these champs can provide a great amount of sustained physical damage.
In contrast, by bringing Kassadin and Xin Zhao together, you may not be granting your side very much support. We recommend you bring other champs on your team that neutralizes this hole in this pairing's abilities.
Regardless of the ability of your Xin Zhao teammate, you should focus on maximizing your income, warding to avoid ambushes, and taking down objectives. If you follow these simple suggestions, you should do well anyway.
If you would like to learn all of the intricacies of Kassadin in order to synergize with Xin Zhao during both the laning and mid / late game phases of LoL rounds, you should continue reading to pick up some more tricks and insights into this champion pairing. If you pay attention to the build and tips displayed above, you should grow your win rate significantly.
The best finished items to have in your Kassadin and Xin Zhao synergy build include Rabadon's Deathcap, Zhonya's Hourglass, and Rod of Ages. When Kassadin bought at least these three pieces in his build, he did much better as an ally of Xin Zhao than with most other commonly used item sets. In fact, Kassadin had an average win rate of 50.6% helping carry Xin Zhao with this build.
To have the greatest probability of beating your oponents, Kassadin players should equip the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Sudden Impact, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Out of all the rune builds players picked for this team composition, this composite of runes resulted in the top win rate. Moreover, these runes averaged a 50.6% winrate overall.
By default, tips, statistics, and builds on how to synergize Xin Zhao with Kassadin are displayed for every ranked division. To scope the stats and builds to a particular rank, you may use the selection menu above.