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 Hwei paints a Torment spell he is vulnerable to being rushed down.
Hwei needs to predict your positioning and take time to cast, catch him by surprise.
Hwei's lightning is deadly but slow; it deals more damage when you are alone or unable to move.
The stats shown on this page clarify several valuable Kassadin versus Hwei counter statistics that may help us understand the distinctions between the two. For instance, Kassadin’s KDA ratio ([kills + assists] / deaths) of NaN is more than Hwei’s ratio of NaN, indicating that Kassadin may be more central to his team's team fighting capability than Hwei. This observation is in large part caused by the difference in kills.
Kassadin often has a slightly larger longest killing spree than his matchup does. Commonly, he takes more damage than Hwei. This commonly reflects different amounts of tankyness, but it can also hint that the one champion has less agility and thus is unable to flee from additional harm when engaged or poked.
Both League of Legends champions are great champions. Both champs have their pros and cons. In the game's current meta, Kassadin usually wins when facing off against Hwei, with a 54.8% win rate. As a result, Kassadin makes a great counter for Hwei.
While Kassadin does have a much higher win rate than Hwei, when facing one another, Kassadin also has a lower learning curve that makes him a less difficult champion to learn and master. You should be be fine when picking Kassadin into Hweias his relative depth means you may not be able to reach his full potential without a significant amount of practice beforehand.
Moreover, Kassadin has some amount of CC and other utility, a similar amount to Hwei. This often makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there isn't a single best champion overall in League of Legends, in Kassadin vs Hwei matchups, Kassadin is the better champion with a noticably higher win rate, less champion complexity, and a similar amount of utility to help out your allies during teamfights.
Kassadin is a great counter to Hwei. Make sure you focus your play on maximizing your CS and clearing objectives. If you are able to do that, you should be able to stand on your own as Kassadin against Hwei.
To truly master Kassadin to counter Hwei during both the lane and mid / late game phases of League of Legends, you should keep reading to pick up a few extra tricks and insights into this matchup. If you pay attention to the build and suggestions shown above, you will increase your win rate significantly and be that much closer to League of Legends pro players.
Kassadin on average racks up a similar amount of CS relative to Hwei. Champs who typically don't get many minion kills typically don't need much CS to be valuable teammates, such as support champions. They are capable of scaling well off of their abilities and first items alone. Yet, champions with a lot of CS, such as hyper-carries, typically require several high cost items to be effective. In either case, try to do better than the numbers reported here to do well.
The most crucial items to prioritize in your Kassadin versus Hwei build consist of Seraph's Embrace, Rabadon's Deathcap, and Malignance. When Kassadin used at least these three items in his build, he performed a lot better against Hwei than with many other common counter builds. In fact, Kassadin had an average win rate of 54.8% when playing against Hwei with these items in his kit.
To have the greatest probability of vanquishing Hwei as Kassadin, Kassadin players should equip the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Sudden Impact, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Out of all the rune builds players chose for Kassadin vs Hwei face-offs, this composite of runes resulted in the best win rate. Moreover, these runes gave a 54.8% win rate overall.
By default, tips, statistics, and builds on how to beat Hwei as Kassadin are displayed for every ranked division. To narrow the stats and builds to a specific division, you can use the selection menu located earlier on the page.