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.
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 Nautilus 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, Nautilus sees a very large drop in his KDA (ratio of kills and assists to deaths) when paired with Kassadin. His KDA decreased from NaN to NaN. This negative change shows that Kassadin helps Nautilus perform not as well in ranked League matches. Yet, the small difference demonstrates that this performance change is not very impactful.
When Nautilus is an ally to Kassadin, he gets a barely noticable drop in his full damage dealt. This could demonstrate that Kassadin does not help protection for him to dish out more damage or that his presence on the team also helps extend the game's duration. Similarly, when Nautilus is played alongside Kassadin on the same side, 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 Kassadin.
Additionally, when Nautilus plays with Kassadin on the same team, he usually receives a little less damage than when he fights alone. Taking not as much damage could mean that Kassadin does a decent job of protecting Nautilus in team fights.
There is no universally accepted best champion pairing for Nautilus that will no matter what be his #1 ally. Yet, overall, Kassadin is a relatively poor teammate for Nautilus. By locking into the same side as Nautilus, he drops their win rate by -2.0% to 46.8%. This shows that there is a bad bond between Nautilus and Kassadin that allows them to perform not as well together than alone.
Kassadin has a greater difficulty than Nautilus. That means you need to be careful when finding Kassadin teammates to go into battle on the same side as, as they will have to have a greater level of skill to be able to work well with you.
Working on the same side, you should expect to see an overall large increase in your team’s ability to deal magical damage. Combined, these champs can blast through enemies with magic damage.
In contrast, by pairing Nautilus and Kassadin together, you probably will not be providing your side a lot of attack damage. Plan to have other champions on your team that offsets this relative gap in their playstyle.
Regardless of your Kassadin ally's ability, you should focus on increasing your income, staying alive by avoiding foolish fights, and taking down objectives. If you follow these simple suggestions, you will do well anyway.
If you would like to learn all of the intricacies of Nautilus in order to pair well with Kassadin during both the lane and mid / late game phases of LoL rounds, you should continue reading to pick up additional tips and tricks for this champion pairing. If you use the build and suggestions shown above, you will grow your win rate significantly.
The ideal items to get in your Nautilus and Kassadin synergy build include Zeke's Convergence, Locket of the Iron Solari, and Celestial Opposition. When Nautilus included at least these three items in his build, he performed much better when paired up with Kassadin than with many other commonly used item sets. In fact, Nautilus boasted an average winrate of 46.8% when playing alongside Kassadin with these items in his kit.
To have the highest likelihood of annihilating your oponents, you should use the Glacial Augment, Hextech Flashtraption, Minion Dematerializer, Cosmic Insight, Bone Plating, and Unflinching runes from the Inspiration and Resolve rune sets. Out of all the rune builds players used for Nautilus and Kassadin pairings, this composite of runes yielded the highest win rate. In fact, these runes provided a 46.8% win rate overall.
By default, tips, statistics, and builds on how to pair Kassadin with Nautilus are presented for all ranked divisions combined. If you would like to narrow the stats and builds to an individual skill level, you may use the selection menu at the top of this page.