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.
Amumu's Despair makes purchasing primarily Health items a risky proposition.
Erratic movement, or hiding behind creep waves can make it difficult for Amumu to instigate a fight with Bandage Toss.
Avoid bunching up with other allies when Amumu has his ultimate available.
The stats shown here highlight some critical Kassadin vs. Amumu matchup stats that may help us understand the differences and similarities between the two. Kassadin’s KDA ratio ([kills + assists] / deaths) of NaN is more than Amumu’s KDA ratio of NaN, indicating that Kassadin may be more central to his team's team fighting potential than Amumu. This observation is in large part a result of the difference in kills.
Kassadin often has a slightly larger longest kill spree than his matchup does. Typically, he receives a similar amount of damage to Amumu. This typically indicates differing health capacities, but it can also show that the champ with higher HP has less agility and thus is not able to flee from additional harm when engaged or poked.
Both League of Legends champions are great. Both champs have their pros and cons. In the game's current meta, Kassadin usually wins when playing against Amumu, with a 54.6% win rate. As a result, Kassadin makes a great counter for Amumu.
While Kassadin does have a much higher win rate compared to Amumu, when they face off with one another, Kassadin also has a much greater difficulty level that makes him a more difficult champion to learn. You should be be fine when picking Kassadin into Amumuas his relative depth means you may not be able to reach his full potential without a lot of practice beforehand.
Additionally, Kassadin has some amount of CC and other utility, a similar amount to Amumu. This makes her just as valuable during team fights, especially when facing champions with a lot of burst damage.
While there is not a single best champion in League of Legends, in Kassadin vs Amumu matchups, Kassadin is the better champion with a noticably higher win rate, more champion depth, and a similar amount of utility to help out your teammates during team fights.
Kassadin is a great counter for Amumu. Focus your tactics on maximizing your CS and destroying objectives. If you are able to do that, you should do very well as Kassadin against Amumu.
To truly master Kassadin in order to counter Amumu during both the laning and mid / late game phases of League of Legends, you should keep reading to gather a few extra lessons on this matchup. If you mind the build and tips shown here, you will grow your win rate significantly and be closer to League of Legends pro players.
Kassadin usually accumulates much more CS compared to Amumu. Champions who typically don't take many minion kills often don't require much CS to be valuable teammates, such as sup champs. These kinds of champions are able to scale properly off of their abilities and first items alone. Yet, champs with a lot of CS, such as hyper-carries, typically require a lot of items to be effective. In either case, try to surpass the numbers displayed here to do well.
The best items to use in your Kassadin versus Amumu build include Seraph's Embrace, Malignance, and Zhonya's Hourglass. When Kassadin incorporated at least these three pieces in his build, he did a lot better when fighting Amumu than with many other typical item sets. In fact, Kassadin had an average winrate of 54.6% when playing against Amumu with this build.
To have the greatest chance of annihilating Amumu as Kassadin, you 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. Of all the rune combinations players chose for Kassadin vs Amumu LoL games, this set of runes resulted in the highest win rate. Notably, these runes gave a 54.6% win rate overall.
By default, tips, statistics, and builds on how to beat Amumu as Kassadin are given for all skill levels, merged. If you want to narrow the stats and builds to an individual division, you should use the selection menu located earlier in the counter matchup guide.