Gwen can still damage enemies outside her Hallowed Mists, especially with her Ultimate's range.
Some of Gwen's Abilities can apply her passive to multiple enemies, so aim them at groups to get maximum damage and healing.
Always be Attacking - In addition to dealing bonus damage, Gwen's Attacks empower or reset many of her Abilities.
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 Gwen Kassadin synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Kassadin, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Gwen sees a large worsening in her KDA (ratio of kills and assists to deaths) when paired with Kassadin. His KDA went down from NaN to NaN. This negative change shows that Kassadin helps Gwen perform poorer in ranked LoL games. Yet, the small difference demonstrates that this performance change is only marginal.
When Gwen is paired with Kassadin, she gets a small decrease in her complete damage output. This difference may indicate that Kassadin does not support by providing cover for her to deal more damage or that his support also helps extend the match's duration. Similarly, when Gwen is played alongside Kassadin on the same team, he usually scores many fewer killing sprees than when she plays alone. This is contrasting evidence that she is worse when playing with Kassadin.
Additionally, when Gwen plays with Kassadin on the same team, she on average takes a little less damage than when she fights alone. Getting dealt not as much damage could mean that Kassadin does a decent job of protecting Gwen during teamfights.
There is no one best ally for Gwen that will 100% of the time be her #1 ally. However, Kassadin is a not very good teammate for Gwen. By playing on the same team as Gwen, he drops their win rate by -1.1% to 47.0%. This shows that there is a harmful strategic relationship between Gwen and Kassadin that results in them performing not as well together than without each other.
Kassadin has a greater difficulty than Gwen. That means you must be careful when finding Kassadin teammates to fight alongside, as they will have to have a greater level of skill to play well with you.
Working cooperatively, Gwen players should see an overall large increase in your team’s capacity to deal magical damage. Combined, these two can blast through enemies with magic damage.
Conversely, by aligning Gwen and Kassadin together, you probably will not be giving your team very much utility. Make sure to bring other champions on your team that nullifies this relative disparity in their kit.
Regardless of your Kassadin ally's skill level, you need to focus on maximizing your income, outlasting your enemies, and taking down objectives. If you do this, you should do well anyway.
To truly master Gwen in order to pair well with Kassadin during both the laning and mid / late game phases of League games, you should keep reading to gather a few extra tips and tricks for this champion pairing. If you listen to the build and suggestions presented above, you should grow your win rate significantly.
The most important finished items to include in your Gwen and Kassadin synergy build include Nashor's Tooth, Zhonya's Hourglass, and Riftmaker. When Gwen bought at least these three great items in her build, she did much better when paired up with Kassadin than with most other commonly used builds. In fact, Gwen had an average winrate of 47.0% when playing alongside Kassadin with these items in her kit.
To have the greatest probability of coming out on top against your oponents, Gwen players should equip the Conqueror, Presence of Mind, Legend: Alacrity, Last Stand, Bone Plating, and Unflinching runes from the Precision and Resolve rune sets. Out of all the rune sets that we analyzed for Gwen and Kassadin pairings, this combination of runes yielded the greatest win rate. In fact, these runes gave a 47.0% winrate overall.
By default, tips, stats, and builds on how to team up Kassadin with Gwen are shown for all ranked divisions. To filter the statistics and builds to a specific player tier, you may use the selection menu at the top of this page.