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.
While ganking, consider aiming Dredge Line at nearby terrain and following it up with Riptide for a higher hit rate.
Riptide has a delayed blast timing on activation - you can use this while running away or when enemies are incoming to serve as a deterrent.
The Kassadin Nautilus synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Nautilus, 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 large worsening in his KDA (ratio of kills and assists to deaths) when paired with Nautilus. His KDA worsened from NaN to NaN. This drop shows that Nautilus helps Kassadin perform poorer in ranked League matches. Yet, the small difference indicates that this performance change is not very impactful.
When Kassadin is an ally to Nautilus, he observes a small decrease in his complete damage output. This change could demonstrate that Nautilus doesn't help cover for him to deal more damage or that his support also helps extend the round's duration. Similarly, when Kassadin is played alongside Nautilus on the same team, he usually scores many fewer killing sprees compared to when he plays alone. This is contrasting evidence that he is worse when playing synergisticly with Nautilus.
Moreover, when Kassadin plays with Nautilus on the same side, he often receives a little less damage than when he plays alone. Taking not as much damage may indicate that Nautilus does a decent job of protecting Kassadin during teamfights.
There is no one best champion pairing for Kassadin that will 100% of the time be his best ally. However, overall, Nautilus is a very bad companion for Kassadin. By being on the same side as Kassadin, he decreases their win rate by -3.2% to 46.8%. This demonstrates that there is an easy to overcome and exploit strategic relationship between Kassadin and Nautilus that results in them performing not as well together than without each other.
Nautilus has a lower difficulty than Kassadin. That means Kassadin players don't need to be very careful when enlisting Nautilus comrades to play with, as they will have to have a lower level of skill to be able to fight well with you.
Playing cooperatively, Kassadin players should expect to observe an overall large increase in your team’s ability to deal magical damage. Together, these champs are able to dish out a surprising amount of magic type damage.
Conversely, by grouping Kassadin and Nautilus together, you probably will not be granting your other allies very much sustained damage output. We recommend you pick other champions on your team that neutralizes this relative hole in this pairing's capabilities.
Regardless of the skill of your Nautilus teammate, you need to focus on maximizing your gold income, outlasting your enemies, and taking down objectives. If you heed this simple advice, you will do well anyway.
To learn all of the intricacies of Kassadin in order to synergize with Nautilus during both the early game and mid / late game phases of League of Legends rounds, you should keep reading to pick up additional lessons on this champion pairing. If you pay attention to the build and tips shown here, you will increase your win rate significantly.
The most crucial items to get in your Kassadin and Nautilus synergy build include Rabadon's Deathcap, Malignance, and Rod of Ages. When Kassadin used at least these three pieces in his build, he did much better when paired up with Nautilus than with many other commonly used item sets. In fact, Kassadin boasted an average win rate of 46.8% when playing alongside Nautilus with this build.
To have the best likelihood of coming out on top against your oponents, you should take the Fleet Footwork, Presence of Mind, Legend: Tenacity, Coup de Grace, Overgrowth, and Second Wind runes from the Precision and Resolve rune sets. Of all the rune sets that we analyzed for this team composition, this set of runes resulted in the highest win rate. Notably, these runes provided a 46.8% win rate overall.
If you need to get Kassadin and Nautilus cooperations tips and stats for a an individual skill level, feel free to choose one from the selection menu above. At first, the statistics and build suggestions shown are calculated using all rounds finished with these champs.