Consider when to cast Lunar Rush without Moonlight and when to wait for another Crescent Strike.
Landing Crescent Strike is critically important, but don't be afraid to miss. The cooldown is short and the mana cost is low.
Use Moonfall and Lunar Rush to stay on targets and activate Moonsilver Blade for extra damage.
Dodging Arctic Assault and Glacial Prison can give you a huge advantage.
Melee enemies can also stack Frost for Sejuani, be very careful around them.
Focus on avoiding the second swing of Winter's Wrath which carries the brunt of the damage.
The stats shown here clarify several important Diana versus Sejuani matchup stats that can help us distinguish the differences and similarities between these two champions. As an example, Diana’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Sejuani’s KDA ratio of NaN, indicating that Diana may be more central to her team's team fighting capacity than Sejuani..
Diana usually has a slightly larger longest kill spree than her enemy does. On average, she takes less damage than Sejuani. This commonly reflects different amounts of tankyness; however, it can also illustrate that the one champ has less agility and thus is not able to flee from further damage when poked or engaged.
Both League of Legends champs are great. Both champs have their pros and cons. In the game's current meta, Diana usually wins when facing off against Sejuani, with a 52.1% win rate. As a result, Diana makes a good counter to Sejuani.
While Diana does have a higher winrate compared to Sejuani, when on opposite teams, Diana also has a greater learning curve that makes her a more difficult champ to develop with. You don't need to be too worried when picking Diana into Sejuani.
Moreover, Diana has almost no amount of utility and CC, a similar amount to Sejuani. This often makes her just as valuable during teamfights, 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 Diana vs Sejuani matchups, Diana is the better champ with a noticably higher win rate, similar champion depth, and a similar amount of utility to help out your allied champions during teamfights.
Diana is a good counter for Sejuani. Focus your play on maximizing your gold and cs and clearing objectives. If you are able to do that, you should hold your own as Diana against Sejuani.
To truly master Diana in order 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 stats presented here, you should grow your win rate by a lot and be that much closer to League of Legends pro players.
Diana often picks up a similar amount of CS compared to Sejuani. Champs who on average don't get much CS typically don't need much CS to be valuable teammates, such as sup champs. They are capable of scaling well off of their abilities and first items alone. Yet, champions 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 numbers shown here to do well.
The most crucial items to prioritize in your Diana versus Sejuani build include Sunfire Aegis, Nashor's Tooth, and Demonic Embrace. When Diana used at least these three pieces in her build, she did significantly better vs. Sejuani than with most other commonly used counter builds. In fact, Diana had an average winrate of 52.1% when countering Sejuani with this counter build.
To have the highest likelihood of defeating Sejuani as Diana, you should use the Conqueror, Triumph, Legend: Tenacity, Last Stand, Magical Footwear, and Cosmic Insight runes from the Precision and Inspiration rune sets. Of all the runes players chose for Diana vs Sejuani counters, this blending of runes yielded the best win rate. Notably, these runes averaged a 52.1% winrate overall.
If you would like to see Diana vs Sejuani tips and builds for a an individual skill level, please select one from the selection menu above. If viewing for the first time, the stats and build suggestions given are calculated using every game run with both champs.