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.
Body Slam is on a very low cooldown, making it difficult to pursue Gragas. Don't overextend yourself chasing him.
Gragas can knock everybody away with his ultimate. Be careful that you don't get knocked into him or, worse, an enemy tower.
The stats shown here emphasize some vital Sejuani vs. Gragas counter stats that can help you appreciate the differences between this set of champs. For instance, Sejuani’s KDA ratio ([kills + assists] / deaths) of NaN is better than Gragas’s KDA ratio of NaN, indicating that Sejuani may be more central to her team's team fighting capacity than Gragas..
Sejuani typically has a slightly smaller longest kill spree than her matchup does. Typically, she receives more damage than Gragas. This typically indicates differing health capacities; however, it can also illustrate that the champion with increased health has less mobility and thus is not able to flee from further harm when engaged or poked.
Both League of Legends champions are great. Both have their strengths, weaknesses, and counters. In the game's current meta, Sejuani usually fairs equally well when taking on Gragas, with a 49.7% win rate. As a result, Sejuani makes an ok counter for Gragas.
While Sejuani does have a lower win rate compared to Gragas, when they face off with one another, Sejuani also has a lower learning curve that makes her a less time consuming champ to learn and master. You should be careful when picking Sejuani into Gragas.
Furthermore, Sejuani has a good amount of utility and CC, a similar amount to Gragas. This makes her just as valuable during team fights, especially when fighting champions with a ton of burst damage.
While there isn't a single best champion in League of Legends, in Sejuani vs Gragas matchups, Gragas is the better champ with a similar win rate, less champion complexity, and a similar amount of utility to help out your teammates during teamfights.
Sejuani is a somewhat poor counter for Gragas. You will do well by focussing your tactics on increasing your gold and cs and destroying objectives. If you do that, you should be able to stand on your own as Sejuani against Gragas.
If you would like to truly master Sejuani to counter Gragas during both the lane and mid / late game phases of League of Legends, you should keep reading to pick up a few extra tricks and insights into this matchup. If you listen to the build and stats shown here, you will grow your win rate significantly and be that much closer to League of Legends pro players.
Sejuani often racks up less CS relative to Gragas. Champions who on average don't acquire many minion kills typically don't need much CS to be effective, such as supports. These kinds of champions are capable of scaling properly off of their skills, stats, and first items alone. Yet, champs with a lot of CS, such as hyper-carries, typically need many items to be effective. In either situation, try to surpass the values reported here to do well.
The top items to use in your Sejuani versus Gragas build include Sunfire Aegis, Thornmail, and Jak'Sho, The Protean. When Sejuani used at least these three pieces in her build, she did significantly better when fighting Gragas than with many other common item sets. In fact, Sejuani boasted an average winrate of 49.7% battling Gragas with these items in her kit.
To have the highest chance of vanquishing Gragas as Sejuani, Sejuani players should take the Aftershock, Font of Life, Conditioning, Overgrowth, Legend: Alacrity, and Triumph runes from the Resolve and Precision rune sets. Out of all the rune builds that we analyzed for Sejuani vs Gragas battles, this set of runes resulted in the greatest win rate. Moreover, these runes provided a 49.7% winrate overall.
If you would like to see Sejuani versus Gragas tips and builds for a an individual division, feel free to choose one from the selection menu displayed above. If viewing for the first time, the stats and build suggestions displayed are computed using every round played with these champs.