Use Demacian Standard as a scouting tool when worried about incoming enemies.
You can use the Dragon Strike / Demacian Standard combo to get out of your own Cataclysm arenas.
Split your basic attacks on different champions at the beginning of fights to maximize damage.
It takes 6 spell casts for Kassadin's slow, Force Pulse, to become castable. If he levels up that ability, judiciously use your own skills while laning against him.
Kassadin deals mostly magic damage. If he's doing well consider buying magic resist items like Mercury's Treads and Banshee's Veil.
Each time Kassadin consecutively uses Riftwalk, he pays more and more mana. Keep this in mind as you chase him.
The stat comparisons provided here underscore several strategic Jarvan IV vs. Kassadin matchup statistics that can help us figure out the distinctions between these two champs. Jarvan IV’s KDA ratio ([kills + assists] / deaths) of NaN is more than Kassadin’s ratio of NaN, highlighting that Jarvan IV may be more central to his team's team fighting potential than Kassadin. This observation is in large part fueled by the differences in assists.
Jarvan IV typically has a slightly smaller longest kill spree than his matchup does. On average, he receives a similar amount of damage to Kassadin. This typically indicates differing health capacities, yet it can also imply that the champion with higher HP has less agility and thus is unable to kite away from additional harm when poked or engaged.
Both League of Legends champs are great. Both have their strengths, weaknesses, and counters. In League's current meta, Jarvan IV usually loses when taking on Kassadin, with a 47.3% win rate. Thus, Jarvan IV makes a bad counter for Kassadin.
While Jarvan IV does have a lower win rate than Kassadin, when on opposite teams, Jarvan IV also has a lower learning curve that makes him a less challenging champion to learn and master. You may get destroyed when picking Jarvan IV into Kassadin.
Moreover, Jarvan IV also has some amount of utility and CC, a similar amount to Kassadin. This often makes her just as valuable during team fights, especially when trying to counter champions with a lot of burst damage.
While there isn't a single best champion overall in League of Legends, in Jarvan IV vs Kassadin matchups, Kassadin is the better champion with a lower win rate, less champion complexity, and a similar amount of utility to help out your allied champions during teamfights.
Jarvan IV is a terribly counter to Kassadin. Make sure you focus your tactics on maximizing your CS and clearing objectives. If you do that, you should be able to stand on your own as Jarvan IV against Kassadin.
If you would like to learn all of the intricacies of Jarvan IV in order to counter Kassadin during both the lane 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 pay attention to the build and stats presented above, you will increase your win rate significantly and be that much closer to League of Legends pro players.
Jarvan IV typically gets a lot less CS as Kassadin. Champs who on average don't take many minion kills often don't have to have much CS to be valuable teammates, such as sup champs. They are able to scale properly off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, often have to have many items to be effective. In either case, try to surpass the values shown here to do well.
The top items to use in your Jarvan IV versus Kassadin build consist of Experimental Hexplate, Spear of Shojin, and Sundered Sky. When Jarvan IV included at least these three items in his build, he performed much better vs Kassadin than with most other common item sets. In fact, Jarvan IV boasted an average winrate of 47.3% battling Kassadin with this build.
To have the highest likelihood of coming out on top against Kassadin as Jarvan IV, Jarvan IV players should use the Conqueror, Triumph, Legend: Alacrity, Coup de Grace, Cosmic Insight, and Magical Footwear runes from the Precision and Inspiration rune sets. Of all the rune sets players used for Jarvan IV vs Kassadin counter picks, this mix of runes resulted in the greatest win rate. Moreover, these runes averaged a 47.3% winrate overall.
By default, tips, statistics, and builds on how to beat Kassadin as Jarvan IV are presented for every ranked division. To scope the statistics and builds to a distinct skill level, you should use the selection menu above.