Last Breath can be cast on any target that is knocked Airborne, even by one of your allies.
Dash through a minion to have Sweeping Blade available to chase your opponent should they flee; Dash directly to your opponent to preserve a minion as your escape route.
At level 18, Yasuo's Steel Tempest reaches its Attack Speed cap with 55% Attack Speed from items.
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.
The Yasuo Kassadin synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Kassadin, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Yasuo sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Kassadin. His KDA worsened from NaN to NaN. This worsening shows that Kassadin helps Yasuo perform not as well in ranked League of Legends games. Yet, the small difference shows that this performance change is not very impactful.
When Yasuo tries to synergize with Kassadin, he observes a little decrease in his full damage dealt. This difference may demonstrate that Kassadin doesn't help protection for him to dish out more damage or that his participation also helps extend the match's duration. Similarly, when Yasuo is played with Kassadin on the same side, he usually scores many fewer killing sprees than when he plays alone. This is contrasting evidence that he is worse when playing synergisticly with Kassadin.
Moreover, when Yasuo plays with Kassadin on the same team, he usually receives a little less damage than when he fights alone. Taking not as much damage may mean that Kassadin does a decent job of protecting Yasuo in team fights.
There is no universally accepted best champion pairing for Yasuo that will 100% of the time be his top synergy. However, Kassadin is a below average companion for Yasuo. By playing on the same side as Yasuo, he lowers their win rate by -1.8% to 48.8%. This shows that there is a bad synergy between Yasuo and Kassadin that allows them to perform worse together than alone.
Kassadin has a lower difficulty than Yasuo. That means Yasuo players don't need to be cautious when enlisting Kassadin teammates to fight alongside, as they will have to have a relatively low level of skill to do well with you.
Working together, Yasuo players will likely witness an overall large increase in your team’s ability to deal magical damage. Combined, these champions are able to dish out a surprising amount of magic type damage.
Although, by grouping Yasuo and Kassadin together, you probably will not be granting your other teammates much crowd control. We recommend you include other champions on your team that neutralizes this relative disparity in this pairing's abilities.
Regardless of your Kassadin ally's skill level, you should focus on increasing your income, outlasting your enemies, and taking down objectives. If you do this, you will do well, regardless.
If you would like to learn all of the intricacies of Yasuo in order to work well with Kassadin during both the laning and mid / late game phases of League rounds, you should continue reading to master some more tips and tricks for this champion pairing. If you mind the build and stats shown above, you will grow your win rate by a lot.
The most crucial items to have in your Yasuo and Kassadin synergy build consist of Infinity Edge, Death's Dance, and Kraken Slayer. When Yasuo included at least these three pieces in his build, he performed significantly better when paired up with Kassadin than with many other commonly used item sets. In fact, Yasuo had an average winrate of 48.8% helping carry Kassadin with this build.
To have the highest probability of beating your oponents, you should use the Lethal Tempo, Triumph, Legend: Alacrity, Last Stand, Second Wind, and Unflinching runes from the Precision and Resolve rune sets. Of all the runes we have analyed for this team composition, this mixture of runes yielded the greatest win rate. In fact, these runes provided a 48.8% winrate overall.
If you would like to view Yasuo and Kassadin cooperations tips and builds for a an individual player tier, feel free to choose one from the selection menu provided above. By default, the stats and build suggestions shown are calculated using all matches run with both champions.