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.
Mordekaiser builds up a powerful damage aura when fighting champions, so keep your distance.
Realm of Death will cut you off from your teammates completely. Try to save mobility spells to escape Mordekaiser once inside
Damage he deals can be converted into a large shield, and consumed for health
The stat comparisons shown here underscore several critical Sejuani vs. Mordekaiser matchup statistics that may help us understand the differences and similarities between the two. Sejuani’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Mordekaiser’s ratio of NaN, highlighting that Sejuani may be more central to her team's team fighting effectiveness than Mordekaiser. This observation is largely caused by the differences in assists.
Sejuani typically has a significantly smaller longest killing spree than her enemy does. Typically, she receives a similar amount of damage to Mordekaiser. This often reflects different amounts of tankyness, but it can also imply that the champ with increased health has less agility and thus is not able to escape further harm when poked or engaged.
Both League champions are great. Both have their strengths, weaknesses, and counters. In League's current meta, Sejuani usually loses when trying to fight Mordekaiser, with a 41.7% win rate. As a result, Sejuani makes a bad counter to Mordekaiser.
While Sejuani does have a much lower winrate than Mordekaiser, when facing one another, Sejuani also has a greater learning curve that makes her a more difficult champ to develop with. You should be very concerned when picking Sejuani into Mordekaiser.
Additionally, Sejuani also has a good amount of CC and other utility, a similar amount to Mordekaiser. This makes her just as valuable during teamfights, especially when trying to counter champions with a ton of burst damage.
While there isn't one best champion in League of Legends, in Sejuani vs Mordekaiser matchups, Mordekaiser is the better champ with a much lower win rate, similar champion depth, and a similar amount of utility to help out your allied champions during late stage team fights.
Sejuani is a garbage counter to Mordekaiser. You will do well by focussing your gameplay on maximizing your CS and destroying objectives. If you can do that, you should do very well as Sejuani against Mordekaiser.
To learn all of the intricacies of Sejuani to counter Mordekaiser during both the lane and mid / late game phases of League of Legends, you should continue reading to pick up a few extra tips and tricks for this matchup. If you pay attention to the build and suggestions shown above, you will increase your win rate significantly and be that much closer to League of Legends pro players.
Sejuani usually racks up a lot less CS relative to Mordekaiser. Champions who on average don't earn much CS usualy don't need much CS to be valuable teammates, such as sup champs. They are capable of scaling properly off of their abilities and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, usually need a lot of items to be effective. In either situation, try to surpass the values displayed on this page to do well.
The most crucial items to have in your Sejuani versus Mordekaiser build include Sunfire Aegis, Force of Nature, and Jak'Sho, The Protean. When Sejuani incorporated at least these three pieces in her build, she did much better countering Mordekaiser than with many other typical counter builds. In fact, Sejuani boasted an average win rate of 41.7% when playing against Mordekaiser with this counter build.
To have the highest likelihood of crushing Mordekaiser 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 sets players used for Sejuani vs Mordekaiser fights, this set of runes yielded the highest win rate. Moreover, these runes provided a 41.7% win rate overall.
By default, tips, stats, and builds on how to beat Mordekaiser as Sejuani are presented for every ranked division. To filter the statistics and builds to an individual player tier, you should use the selection menu at the top of this page.