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 shown on this page feature some influential Senna against Kassadin counter statistics that can help you realize the distinctions between the pair. Senna’s KDA ratio ([kills + assists] / deaths) of NaN is more than Kassadin’s KDA ratio of NaN, indicating that Senna may be more central to her team's team fighting effectiveness than Kassadin. This observation is largely fueled by the differences in assists.
Senna normally has a slightly smaller longest kill spree than her foe does. Commonly, she receives less damage than Kassadin. This is usually reflective of differing health capacities, yet it can also show that the champ with increased HP has less agility and thus is unable to flee from further damage when engaged or poked.
Both LoL champs are great. Both champs have their pros and cons. In League's current meta, Senna usually wins when taking on Kassadin, with a 52.8% win rate. As a result, Senna makes a good counter for Kassadin.
While Senna does have a higher winrate compared to Kassadin, when facing one another, Senna also has a lower learning curve that makes her a less difficult champion to learn. You should be be fine when picking Senna into Kassadinas her relative depth means that you may not be able to unleash her full potential without a lot of practice beforehand.
Furthermore, Senna has a good amount of CC and other utility, a similar amount to Kassadin. This often makes her just as valuable during teamfights, especially when fighting champions with a lot of burst damage.
While there isn't a single best champion overall in League of Legends, in Senna vs Kassadin matchups, Senna 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 team fights.
Senna is an above average counter to Kassadin. You will do well by focussing your gameplay on increasing your CS and destroying objectives. If you do that, you should do very well as Senna against Kassadin.
To learn all of the intricacies of Senna to counter Kassadin during both the laning and mid / late game phases of League of Legends, you should continue reading to gather a few extra tips and tricks for this matchup. If you listen to the build and suggestions shown here, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Senna most often racks up less CS compared to Kassadin. Champions who on average don't earn much CS usualy don't require much CS to be effective, such as sup champs. They are able to scale well off of their abilities and first items alone. Yet, champs with a lot of CS, such as hyper-carries, often require a lot of items to be effective. In either case, try to surpass the values displayed on this page to do well.
The most crucial items to focus on in your Senna versus Kassadin build include Lord Dominik's Regards, Umbral Glaive, and Bloodsong. When Senna incorporated at least these three pieces in her build, she performed significantly better versus Kassadin than with most other typical builds. In fact, Senna had an average win rate of 52.8% battling Kassadin with this build.
To have the highest probability of defeating Kassadin as Senna, Senna players should equip the Fleet Footwork, Presence of Mind, Legend: Alacrity, Cut Down, Bone Plating, and Revitalize runes from the Precision and Resolve rune sets. Out of all the rune sets that we analyzed for Senna vs Kassadin fights, this sequence of runes yielded the greatest win rate. In fact, these runes averaged a 52.8% winrate overall.
By default, tips, statistics, and builds on how to beat Kassadin as Senna are given for all skill levels combined. If you want to scope the stats and builds to an individual player tier, you may use the selection menu above.