Make sure you choose the right augment at the right time.
Death Ray is a powerful poke and a strong area of denial tool. Use it in combination with Gravity Field to control your enemy's position.
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 Viktor 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, Viktor sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Kai'Sa. His KDA worsened from NaN to NaN. This worsening shows that Kai'Sa helps Viktor perform not as well in ranked League games. Yet, the small difference proves that this performance change is only marginal.
When Viktor plays on the same team as Kai'Sa, he gets a marginal improvement in his complete damage output. This difference may demonstrate that Kai'Sa provides cover for him to dish out more damage or that her presence on the team also helps increase the match's duration. Similarly, when Viktor is played together with Kai'Sa 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 with Kai'Sa.
Moreover, when Viktor plays with Kai'Sa on the same side, he often receives a little more damage than when he fights alone. Getting dealt more damage could mean that Kai'Sa does a poor job of protecting Viktor during teamfights.
There is no universally accepted best synergy for Viktor that will always be his ideal teammate. However, overall, Kai'Sa is a very bad companion for Viktor. By locking into the same side as Viktor, she drops their win rate by -4.3% to 45.9%. This proves that there is a very bad strategic relationship between Viktor and Kai'Sa that results in them performing not as well together than without each other.
Kai'Sa has a much lower diffuclty than Viktor. That means Viktor players don't need to be careful when enlisting Kai'Sa allies to fight alongside, as they will have to have a much lower level of skill to be able to cooperate well with you.
Fighting alongside, you will likely witness an overall large increase in your team’s ability to deal magical damage. Combined, these champs can blast through enemies with magic damage.
Although, by pairing Viktor and Kai'Sa together, you will not be providing your other allies a lot of utility. Make sure to have other champions on your team that offsets this relative hole in this pairing's playstyle.
Regardless of your Kai'Sa ally's ability, you should focus on increasing your income, warding to avoid ambushes, and clearing objectives. If you do this, you will do well anyway.
If you would like to learn all of the intricacies of Viktor to pair well with Kai'Sa during both the lane and mid / late game phases of League of Legends matches, you should keep reading to learn additional tricks and insights into this champion pairing. If you mind the build and tips displayed above, you should increase your win rate by a lot.
The most crucial items to prioritize in your Viktor and Kai'Sa synergy build include Zhonya's Hourglass, Shadowflame, and Stormsurge. When Viktor used at least these three great items in his build, he performed significantly better as an ally of Kai'Sa than with most other common builds. In fact, Viktor had an average win rate of 45.9% helping carry Kai'Sa with these items in his kit.
To have the greatest likelihood of beating your oponents, Viktor players should take the First Strike, Magical Footwear, Biscuit Delivery, Cosmic Insight, Manaflow Band, and Transcendence runes from the Inspiration and Sorcery rune sets. Of all the rune combinations players picked for Viktor and Kai'Sa pairings, this combo of runes yielded the highest win rate. In fact, these runes averaged a 45.9% winrate overall.
If you would like to see Viktor and Kai'Sa cooperations tips and builds for a a specific rank, feel free to choose one from the selection menu above. At first, the statistics and strategies shown are calculated using every game completed with both champs.