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.
Kill all of Zac's bloblets when he splits apart to stop him from reforming.
Silences, stuns, roots and knockups will all interrupt Zac when he is charging Elastic Slingshot.
Zac heals from the goo that separates from him. You can crush the goo pieces by stepping on them.
The stats shown on this page emphasize several valuable Kassadin vs. Zac matchup stats that can help us understand the differences between the two. As an example, Kassadin’s KDA ratio ([kills + assists] / deaths) of NaN is better than Zac’s KDA ratio of NaN, demonstrating that Kassadin may be more central to his team's team fighting effectiveness than Zac. This observation is largely caused by the difference in kills.
Kassadin often has a slightly larger longest kill spree than his counter does. Commonly, he takes less damage than Zac. This typically indicates differing health capacities, yet it can also illustrate that the one champion has less mobility and thus is not able to flee from additional damage when engaged or poked.
Both League champs are great champions. Both have their strengths, weaknesses, and counters. In the game's current meta, Kassadin usually fairs equally well when taking on Zac, with a 50.6% win rate. As a result, Kassadin makes an ok counter to Zac.
While Kassadin does have a higher win rate compared to Zac, when facing one another, Kassadin also has a greater difficulty level that makes him a more time consuming champ to learn and master. You still need to be cautious when picking Kassadin into Zacas his relative depth means that you may not be able to unleash his full potential without a lot of practice beforehand.
Moreover, Kassadin also has some amount of utility and CC, a similar amount to Zac. This often makes her just as valuable during teamfights, especially when facing champions with a ton of burst damage.
While there is not one best champion in League of Legends, in Kassadin vs Zac matchups, Kassadin is the better champion with a similar win rate, similar champion depth, and a similar amount of utility to help out your teammates during late stage team fights.
Kassadin is a decent counter to Zac. Make sure you focus your strategy on increasing your CS and taking out objectives. If you can do that, you should be able to stand on your own as Kassadin against Zac.
If you would like to truly master Kassadin in order to counter Zac during both the early game and mid / late game phases of League of Legends, you should keep reading to learn a few extra tricks and insights into this matchup. If you mind the build and tips shown here, you will increase your win rate by a lot and be closer to League of Legends pro players.
Kassadin most often racks up more CS relative to Zac. Champions who on average don't earn many minion kills often don't require much CS to be effective, such as support champions. They are capable of scaling properly off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, often have to have several high cost items to be effective. In either case, try to do better than the values reported here to do well.
The top items to use in your Kassadin versus Zac build consist of Seraph's Embrace, Rabadon's Deathcap, and Malignance. When Kassadin combined at least these three items in his build, he did a lot better vs Zac than with many other typical builds. In fact, Kassadin boasted an average win rate of 50.6% when countering Zac with this build.
To have the greatest chance of annihilating Zac 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 combinations players chose for Kassadin vs Zac counter picks, this set of runes yielded the greatest win rate. In fact, these runes gave a 50.6% win rate overall.
By default, tips, statistics, and builds on how to beat Zac as Kassadin are shown for all skill levels, merged. If you would like to narrow the stats and builds to an individual division, you should use the selection menu at the top of this page.