Melee allies can stack Frost for your Permafrost, keep an eye on who they are attacking.
Save Glacial Prison for encounters where you have teammates present to take advantage of it.
Use Arctic Assault to escape bad situations, interupt channeled spells or chase runners.
Killing Tentacles whenever possible will make it much easier to win a fight against Illaoi.
When your spirit gets pulled out, fight back if you can. Dealing damage to Illaoi reduces the spirit's duration.
Avoid grouping up for Leap of Faith to reduce the number of Tentacles available to Illaoi.
The stat comparisons shown here emphasize several important Sejuani against Illaoi matchup stats that can help you understand the differences and similarities between the two. As an example, Sejuani’s KDA ratio ([kills + assists] / deaths) of NaN is better than Illaoi’s KDA ratio of NaN, indicating that Sejuani may be more central to her team's team fighting potential than Illaoi. This observation is in large part fueled by the differences in assists.
Sejuani often has a similar longest kill spree as her enemy does. Commonly, she takes a similar amount of damage to Illaoi. This is usually reflective of differing health capacities; however, it can also hint that the one champ has less agility and thus is not able to escape further damage when poked or engaged.
Both LoL champions are great champions. Both have their pros and cons. In League's current meta, Sejuani usually loses when playing against Illaoi, with a 47.2% win rate. As a result, Sejuani makes a poor counter to Illaoi.
While Sejuani does have a lower winrate than Illaoi, when facing one another, Sejuani also has a greater level of difficulty that makes her a more complex champion to pick up and master. You may get destroyed when picking Sejuani into Illaoi.
Furthermore, Sejuani has a good amount of CC and other utility, a similar amount to Illaoi. This often makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there is not one best champion overall in League of Legends, in Sejuani vs Illaoi matchups, Illaoi is the better champ with a lower win rate, similar champion depth, and a similar amount of utility to help out your allies during team fights.
Sejuani is a garbage counter to Illaoi. Focus your tactics on keeping up your gold and cs and taking out objectives. If you are able to do that, you should do very well as Sejuani against Illaoi.
If you would like to learn all of the intricacies of Sejuani to counter Illaoi during both the laning 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 displayed here, you will increase your win rate significantly and be that much closer to League of Legends pro players.
Sejuani on average racks up a lot less CS as Illaoi. 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 abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, usually have to have many items to be effective. In either case, try to exceed the numbers shown on this page to do well.
The most crucial items to focus on in your Sejuani versus Illaoi build include Sunfire Aegis, Thornmail, and Randuin's Omen. When Sejuani incorporated at least these three pieces in her build, she performed much better versus Illaoi than with most other common item sets. In fact, Sejuani had an average winrate of 47.2% battling Illaoi with these items in her kit.
To have the greatest probability of beating Illaoi as Sejuani, Sejuani players should use the Aftershock, Font of Life, Conditioning, Overgrowth, Legend: Alacrity, and Triumph runes from the Resolve and Precision rune sets. Of all the rune builds players picked for Sejuani vs Illaoi counters, this composite of runes resulted in the highest win rate. In fact, these runes averaged a 47.2% winrate overall.
If you would like to see Sejuani x Illaoi tips and matchup stats and build suggestions for a a particular skill level, please select one from the selection menu shown above. By default, the statistics and guides given are calculated using all matches run with both champions.