Dodging Arctic Assault and Glacial Prison can give you a huge advantage.
Focus on avoiding the second swing of Winter's Wrath which carries the brunt of the damage.
Melee enemies can also stack Frost for Sejuani, be very careful around them.
The stats shown here emphasize some vital Senna vs. Sejuani counter statistics that may help you interpret the differences between the two. As an example, Senna’s KDA ratio ([kills + assists] / deaths) of NaN is more than Sejuani’s ratio of NaN, showing that Senna may be more central to her team's team fighting effectiveness than Sejuani..
Senna often has a similar longest killing spree as her foe does. Commonly, she receives less damage than Sejuani. This often reflects different amounts of tankyness, but it can also indicate that the champ with more health has less agility and thus is not able to flee from additional harm when engaged or poked.
Both League champions are great. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Senna usually wins when trying to fight Sejuani, with a 54.0% win rate. Thus, Senna makes a great counter for Sejuani.
While Senna does have a much higher win rate than Sejuani, when on opposite teams, Senna also has a much greater level of difficulty that makes her a more challenging character to pick up and master. You should be be fine when picking Senna into Sejuanias her relative depth means you may not be able to reach her full potential without a significant amount of practice beforehand.
Moreover, Senna has a good amount of utility and CC, a similar amount to Sejuani. This often makes her just as valuable during teamfights, especially when fighting champions with a lot of burst damage.
While there isn't one best champion overall in League of Legends, in Senna vs Sejuani matchups, Senna 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.
Senna is a great counter to Sejuani. You will do well by focussing your play on keeping up your gold income and clearing objectives. If you do that, you should do very well as Senna against Sejuani.
To truly master Senna to counter Sejuani during both the lane and mid / late game phases of League of Legends, you should keep reading to gather a few extra tricks and insights into this matchup. If you mind the build and suggestions presented above, you will grow your win rate significantly and be that much closer to League of Legends pro players.
Senna most often racks up a similar amount of CS compared to Sejuani. Champions who typically don't acquire much CS usualy don't have to have much CS to be effective, such as sup champs. They are able to scale well off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, typically require several high cost items to be effective. In either case, try to surpass the numbers displayed here to do well.
The most crucial items to have in your Senna versus Sejuani build include Umbral Glaive, Bloodsong, and Voltaic Cyclosword. When Senna incorporated at least these three items in her build, she did much better vs. Sejuani than with most other common item sets. In fact, Senna had an average win rate of 54.0% when countering Sejuani with this build.
To have the best chance of vanquishing Sejuani as Senna, Senna players should take the Fleet Footwork, Presence of Mind, Legend: Alacrity, Cut Down, Approach Velocity, and Biscuit Delivery runes from the Precision and Inspiration rune sets. Of all the rune builds players used for Senna vs Sejuani battles, this combination of runes resulted in the best win rate. Moreover, these runes averaged a 54.0% win rate overall.
If you would like to get Senna x Sejuani tips and matchup stats and build suggestions for a a specific skill level, please select one from the selection menu displayed above. By default, the stats and strategies shown are calculated using all rounds with data with these champions.