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 using the more powerful, Awakened version of an ability, Udyr cannot Awaken other abilities for some time.
Udyr has limited ranged options, try to keep distance.
The stat comparisons shown on this page show some strategic Kassadin against Udyr counter stats that can help you appreciate the differences and similarities between this pair of champs. As an example, Kassadin’s KDA ratio ([kills + assists] / deaths) of NaN is more than Udyr’s KDA ratio of NaN, showing that Kassadin may be more central to his team's team fighting potential than Udyr..
Kassadin often has a slightly larger longest killing spree than his foe does. On average, he takes less damage than Udyr. This typically indicates differing health capacities; however, it can also illustrate that the champ with higher health has less mobility and thus is unable to kite away from further damage when engaged or poked.
Both League champs are great champions. Both have their strengths, weaknesses, and counters. In League's current meta, Kassadin usually loses when taking on Udyr, with a 48.9% win rate. As a result, Kassadin makes a bad counter to Udyr.
While Kassadin does have a lower winrate compared to Udyr, when on opposite teams, Kassadin also has a greater difficulty level that makes him a more challenging champ to pick up and master. You still need to be cautious when picking Kassadin into Udyras his relative depth means you may not be able to reach his full potential without a lot of practice beforehand.
Furthermore, Kassadin has some amount of CC and other utility, a similar amount to Udyr. This 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 Udyr matchups, Udyr is the better champ with a lower win rate, more champion depth, and a similar amount of utility to help out your allies during teamfights.
Kassadin is a somewhat poor counter for Udyr. Focus your play on keeping up your CS and clearing objectives. If you can do that, you should be able to stand on your own as Kassadin against Udyr.
If you would like to learn all of the intricacies of Kassadin in order to counter Udyr 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 tips displayed here, you should increase your win rate significantly and be closer to League of Legends pro players.
Kassadin on average racks up more CS relative to Udyr. Champs who on average don't acquire many minion kills often don't require much CS to be valuable teammates, such as support champions. These kinds of champions are capable of scaling well off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, typically have to have several high cost items to be effective. In either situation, try to exceed the numbers displayed here to do well.
The top items to prioritize in your Kassadin versus Udyr build include Rabadon's Deathcap, Malignance, and Rod of Ages. When Kassadin combined at least these three pieces in his build, he performed much better vs. Udyr than with most other commonly used item sets. In fact, Kassadin had an average win rate of 48.9% battling Udyr with this counter build.
To have the best chance of beating Udyr as Kassadin, you should take 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 runes we have analyed for Kassadin vs Udyr battles, this combination of runes resulted in the highest win rate. Moreover, these runes averaged a 48.9% win rate overall.
If you want to see Kassadin x Udyr tips and matchup stats and build suggestions for a an individual player tier, feel free to choose one from the selection menu provided above. At first, the stats and build suggestions displayed are computed using every round run with both champions.