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 here highlight some valuable Rell against Sejuani counter stats that can help you explain the differences between this set of champs. As an example, Rell’s KDA ratio ([kills + assists] / deaths) of NaN is more than Sejuani’s ratio of NaN, indicating that Rell may be more central to her team's team fighting capacity than Sejuani. This observation is in large part caused by the differences in assists.
Rell often has a slightly smaller longest killing spree than her foe does. Commonly, she takes less damage than Sejuani. This often reflects different amounts of tankyness, yet it can also illustrate that the one champ has less mobility and thus is unable to flee from further harm when poked or engaged.
Both League champions are great. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Rell usually wins when trying to fight Sejuani, with a 53.4% win rate. As a result, Rell makes a great counter to Sejuani.
While Rell does have a higher win rate compared to Sejuani, when they face off with one another, Rell also has a much lower level of difficulty that makes her a less difficult character to develop with. You should be be fine when picking Rell into Sejuani.
Furthermore, Rell has a great deal of CC and other utility, 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 is not a single best champion for every situation in League of Legends, in Rell vs Sejuani matchups, Rell 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 teamfights.
Rell is a great counter for Sejuani. Make sure you focus your actions on maximizing your CS and taking out objectives. If you are able to do that, you should be able to stand on your own as Rell against Sejuani.
If you would like to truly master Rell in order to counter Sejuani during both the lane and mid / late game phases of League of Legends, you should continue reading to gather a few extra tricks and insights into this matchup. If you pay attention to the build and tips displayed here, you will grow your win rate significantly and be closer to League of Legends pro players.
Rell on average picks up less CS relative to Sejuani. Champs who typically don't earn much CS often don't need much CS to be effective, such as sup champs. These kinds of champions are able to scale properly off of their abilities and first items alone. Yet, champs with a lot of CS, such as hyper-carries, often have to have several high cost items to be effective. In either situation, try to do better than the values shown here to do well.
The most important items to have in your Rell versus Sejuani build consist of Trailblazer, Zeke's Convergence, and Solstice Sleigh. When Rell used at least these three pieces in her build, she did significantly better vs Sejuani than with most other commonly used builds. In fact, Rell had an average winrate of 53.4% when countering Sejuani with these items in her kit.
To have the best chance of coming out on top against Sejuani as Rell, you should take the Glacial Augment, Hextech Flashtraption, Biscuit Delivery, Cosmic Insight, Bone Plating, and Unflinching runes from the Inspiration and Resolve rune sets. Out of all the rune sets we have analyed for Rell vs Sejuani counter picks, this mixture of runes resulted in the best win rate. Moreover, these runes provided a 53.4% win rate overall.
If you would like to get Rell versus Sejuani tips and matchup stats and build suggestions for a a particular division, please select one from the selection menu displayed above. By default, the statistics and strategies given are calculated using every game played with both champions.