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 provided here clarify some strategic Vex versus Sejuani counter statistics that can help us realize the differences between the two. As an example, Vex’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Sejuani’s ratio of NaN, showing that Vex may be more central to their team's team fighting capacity than Sejuani. This observation is largely caused by the difference in kills.
Vex typically has a slightly larger longest killing spree than their opponent does. On average, they receives less damage than Sejuani. This commonly reflects differing health capacities, but it can also show that the one champ has less mobility and thus is not able to escape further harm when poked or engaged.
Both LoL champs are great champions. Both have their strengths, weaknesses, and counters. In the game's current meta, Vex usually wins when trying to fight Sejuani, with a 54.4% win rate. Therefore, Vex makes a great counter for Sejuani.
While Vex does have a much higher win rate compared to Sejuani, when facing one another, Vex also has a much lower difficulty level that makes them a less difficult champ to pick up and master. You don't need to be too worried when picking Vex into Sejuani.
Moreover, Vex has some amount of utility and CC, a similar amount to Sejuani. This often makes her just as valuable during team fights, especially when facing champions with a lot of burst damage.
While there is not one best champion for every situation in League of Legends, in Vex vs Sejuani matchups, Vex is the better champion with a noticably higher win rate, less champion complexity, and a similar amount of utility to help out your allied champions during team fights.
Vex is a great counter to Sejuani. Make sure you focus your gameplay on keeping up your CS and clearing objectives. If you are able to do that, you should be able to stand on your own as Vex against Sejuani.
If you would like to truly master Vex to counter Sejuani during both the early game and mid / late game phases of League of Legends, you should keep reading to pick up a few extra lessons on this matchup. If you mind the build and suggestions presented above, you should increase your win rate significantly and be that much closer to League of Legends pro players.
Vex often gets much more CS as Sejuani. Champions who on average don't earn much CS often don't have to have much CS to be valuable teammates, such as supports. These kinds of champions are able to scale well off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, typically need several high cost items to be effective. In either case, try to surpass the numbers reported here to do well.
The most crucial items to focus on in your Vex versus Sejuani build include Shadowflame, Stormsurge, and Luden's Companion. When Vex used at least these three pieces in their build, they performed a lot better vs. Sejuani than with many other typical counter builds. In fact, Vex boasted an average win rate of 54.4% battling Sejuani with this build.
To have the highest likelihood of crushing Sejuani as Vex, Vex players should equip the Electrocute, Taste of Blood, Eyeball Collection, Ultimate Hunter, Manaflow Band, and Transcendence runes from the Domination and Sorcery rune sets. Of all the rune builds that we analyzed for Vex vs Sejuani counter picks, this sequence of runes resulted in the best win rate. In fact, these runes gave a 54.4% win rate overall.
If you would like to get Vex versus Sejuani tips and counter stats for a a specific skill level, please choose one from the selection menu shown above. At first, the statistics and guides displayed are calculated using all games played with both champions.