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 stat comparisons shown on this page feature several strategic Samira vs. Sejuani counter statistics that may help us distinguish the distinctions between the two. As an example, Samira’s KDA ratio ([kills + assists] / deaths) of NaN is better than Sejuani’s ratio of NaN, highlighting that Samira may be more central to her team's team fighting effectiveness than Sejuani. This observation is in large part a result of the difference in kills.
Samira normally has a much larger longest killing spree than her opponent does. Typically, she receives less damage than Sejuani. This is usually reflective of differing health capacities, but it can also show that the one champ has less agility and thus is unable to escape further damage when poked or engaged.
Both LoL champs are great. Both have their pros and cons. In the game's current meta, Samira usually wins when taking on Sejuani, with a 53.0% win rate. Thus, Samira makes a good counter to Sejuani.
While Samira does have a higher winrate compared to Sejuani, when they face off with one another, Samira also has a greater level of difficulty that makes her a more time consuming character to learn and master. You should be be fine when picking Samira into Sejuani.
Furthermore, Samira has almost no amount of utility and CC, a similar amount to Sejuani. This makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there isn't one best champion for every situation in League of Legends, in Samira vs Sejuani matchups, Samira is the better champion with a noticably higher win rate, more champion depth, and a similar amount of utility to help out your allied champions during team fights.
Samira is a good counter for Sejuani. Make sure you focus your strategy on maximizing your gold income and taking out objectives. If you do that, you should be able to stand on your own as Samira against Sejuani.
If you would like to learn all of the intricacies of Samira in order to counter Sejuani during both the early game and mid / late game phases of League of Legends, you should continue reading to learn a few extra tricks and insights into this matchup. If you mind the build and tips displayed above, you should grow your win rate by a lot and be closer to League of Legends pro players.
Samira most often gets much more CS relative to Sejuani. Champions who on average don't earn many minion kills usualy don't require much CS to be effective, such as supports. These kinds of champions are able to scale well off of their abilities and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, usually require several high cost items to be effective. In either case, try to surpass the values displayed on this page to do well.
The best items to prioritize in your Samira versus Sejuani build include Infinity Edge, Lord Dominik's Regards, and Bloodthirster. When Samira incorporated at least these three pieces in her build, she did much better when fighting Sejuani than with many other commonly used builds. In fact, Samira boasted an average win rate of 53.0% battling Sejuani with these items in her kit.
To have the highest probability of coming out on top against Sejuani as Samira, you should equip the Conqueror, Triumph, Legend: Bloodline, Last Stand, Bone Plating, and Revitalize runes from the Precision and Resolve rune sets. Out of all the rune sets players chose for Samira vs Sejuani fights, this combo of runes yielded the highest win rate. Moreover, these runes gave a 53.0% win rate overall.
By default, tips, stats, and builds on how to beat Sejuani as Samira are displayed for all ranked divisions. If you would like to filter the statistics and builds to a specific rank, you can use the selection menu located earlier in the counter matchup guide.