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.
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 Viktor 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, Viktor 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 decrease shows that Kassadin helps Viktor perform not as well in ranked League rounds. Yet, the small difference shows that this performance change is only marginal.
When Viktor tries to synergize with Kassadin, he sees a large drop in his full damage dealt. This change may signal that Kassadin does not support by providing protection for him to dish out more damage or that his presence on the team also helps extend the round's duration. Similarly, when Viktor is played together 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 alongside Kassadin.
Additionally, when Viktor plays with Kassadin on the same side, he typically receives less damage than when he plays alone. Getting dealt not as much damage may indicate that Kassadin does a decent job of covering Viktor during team fights.
There is no ideal ally for Viktor that will 100% of the time be his #1 ally. However, Kassadin is a superb teammate for Viktor. By playing on the same team as Viktor, he raises their win rate by 11.6% to 61.8%. This proves that there is a strong strategic relationship between Viktor and Kassadin that allows them to perform better together than alone.
Kassadin has a lower difficulty than Viktor. That means you don't need to be careful when arranging Kassadin comrades to go into battle on the same side as, as they will have to have a relatively low level of skill to be able to fight well with you.
When playing on the same side, Viktor players should expect to observe an overall large increase in your team’s capacity to deal magical damage. Together, these two are able to dish out a surprising amount of magic type damage.
Conversely, by pairing Viktor and Kassadin together, you probably will not be giving your side a great deal of sustained damage output. Make sure to pick other champions on your team that nullifies this relative gap in their abilities.
Regardless of your Kassadin ally's ability, you need to focus on maximizing your gold income, staying alive by avoiding foolish fights, and taking down objectives. If you heed this simple advice, you should do well anyway.
If you would like to learn all of the intricacies of Viktor in order to synergize with Kassadin during both the lane and mid / late game phases of League of Legends rounds, you should continue reading to gather additional tricks and insights into this champion pairing. If you pay attention to the build and suggestions presented here, you will grow your win rate by a lot.
The best finished items to have in your Viktor and Kassadin synergy build include Rabadon's Deathcap, Lich Bane, and Stormsurge. When Viktor used at least these three pieces in his build, he did significantly better when fighting alongside Kassadin than with many other typical builds. In fact, Viktor had an average win rate of 61.8% helping carry Kassadin with these items in his kit.
To have the best chance of vanquishing your oponents, you should equip the Summon Aery, Manaflow Band, Transcendence, Scorch, Cosmic Insight, and Magical Footwear runes from the Sorcery and Inspiration rune sets. Of all the rune sets players used for this champion pairing, this combination of runes resulted in the best win rate. Notably, these runes provided a 61.8% win rate overall.
By default, tips, stats, and builds on how to synergize Kassadin with Viktor are presented for every ranked division. If you want to narrow the statistics and builds to a distinct skill level, you should use the selection menu at the top of this page.