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.
After being marked, move away from Quinn so she can't take advantage of it.
Keep tabs on Quinn's position. Behind Enemy Lines can enable Valor to cross the map very quickly and attack you by surprise.
When Quinn is using Behind Enemy Lines, damaging her removes her Move Speed bonus temporarily.
The stat comparisons provided here highlight some critical Kassadin versus Quinn counter stats that may help you realize the differences between this pair of champions. Kassadin’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Quinn’s KDA ratio of NaN, indicating that Kassadin may be more central to his team's team fighting capability than Quinn..
Kassadin normally has a similar longest kill spree as his enemy does. Typically, he takes more damage than Quinn. This often reflects different amounts of tankyness, yet it can also indicate that the one champion has less mobility and thus is unable to kite away from additional harm when engaged or poked.
Both LoL champions are great. Both have their pros and cons. In the game's current meta, Kassadin usually wins when facing off against Quinn, with a 52.4% win rate. Therefore, Kassadin makes a good counter to Quinn.
While Kassadin does have a higher win rate than Quinn, when facing one another, Kassadin also has a much greater learning curve that makes him a more time consuming character to learn. You should be be fine when picking Kassadin into Quinnas his relative depth means that you may not be able to reach his full potential without a lot of practice beforehand.
Moreover, Kassadin has some amount of CC and other utility, a similar amount to Quinn. This makes her just as valuable during teamfights, especially when fighting champions with a lot of burst damage.
While there isn't a single best champion in League of Legends, in Kassadin vs Quinn matchups, Kassadin is the better champ with a noticably higher win rate, more champion depth, and a similar amount of utility to help out your allies during team fights.
Kassadin is a good counter to Quinn. Make sure you focus your gameplay on keeping up your CS and clearing objectives. If you can do that, you should hold your own as Kassadin against Quinn.
To learn all of the intricacies of Kassadin to counter Quinn during both the laning and mid / late game phases of League of Legends, you should continue reading to learn a few extra tricks and insights into this matchup. If you mind the build and tips shown above, you will grow your win rate significantly and be closer to League of Legends pro players.
Kassadin typically picks up a similar amount of CS as Quinn. Champions who typically don't earn much CS typically don't have to have much CS to be valuable teammates, such as supports. They are able to scale well off of their abilities and first items alone. Yet, champs with a lot of CS, such as hyper-carries, often have to have a lot of items to be effective. In either case, try to do better than the numbers reported on this page to do well.
The ideal items to prioritize in your Kassadin versus Quinn build consist of Seraph's Embrace, Rabadon's Deathcap, and Zhonya's Hourglass. When Kassadin combined at least these three pieces in his build, he did much better vs. Quinn than with most other commonly used counter builds. In fact, Kassadin boasted an average winrate of 52.4% when countering Quinn with this counter build.
To have the greatest chance of annihilating Quinn as Kassadin, you should use the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Sudden Impact, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Of all the rune builds players used for Kassadin vs Quinn LoL games, this sequence of runes yielded the highest win rate. Notably, these runes averaged a 52.4% winrate overall.
If you want to get Kassadin x Quinn tips and matchup stats and build suggestions for a a particular division, feel free to choose one from the selection menu shown above. By default, the stats and guides displayed are computed using every round finished with both champions.