Gragas can knock everybody away with his ultimate. Be careful that you don't get knocked into him or, worse, an enemy tower.
Body Slam is on a very low cooldown, making it difficult to pursue Gragas. Don't overextend yourself chasing him.
The stats shown here highlight several critical Sett vs. Gragas matchup statistics that can help us explain the differences between this set of champs. For instance, Sett’s KDA ratio ([kills + assists] / deaths) of NaN is more than Gragas’s ratio of NaN, indicating that Sett may be more central to his team's team fighting capability than Gragas..
Sett usually has a similar longest killing spree as his counter does. Commonly, he takes more damage than Gragas. This often reflects different amounts of tankyness; however, it can also show that the one champion has less mobility and thus is not able to kite away from additional harm when engaged or poked.
Both LoL champs are great. Both have their pros and cons. In the game's current meta, Sett usually wins when playing against Gragas, with a 54.6% win rate. As a result, Sett makes a great counter for Gragas.
While Sett does have a much higher winrate compared to Gragas, when on opposite teams, Sett also has a lower learning curve that makes him a less time consuming champion to pick up and master. You don't need to be too worried when picking Sett into Gragas.
Moreover, Sett has only a small amount of CC and other utility, 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 is not one best champion overall in League of Legends, in Sett vs Gragas matchups, Sett is the better champ with a noticably higher win rate, less champion complexity, and a similar amount of utility to help out your allied champions during late stage team fights.
Sett is a great counter for Gragas. Focus your tactics on keeping up your gold income and destroying objectives. If you are able to do that, you should be able to stand on your own as Sett against Gragas.
To truly master Sett to counter Gragas during both the early game and mid / late game phases of League of Legends, you should keep reading to pick up a few extra tips and tricks for this matchup. If you listen to the build and tips presented above, you will grow your win rate significantly and be closer to League of Legends pro players.
Sett most often picks up more CS compared to Gragas. Champions who on average don't earn much CS typically don't need much CS to be effective, such as supports. These kinds of champions are capable of scaling well off of their skills, stats, and first items alone. Yet, champs with a lot of CS, such as hyper-carries, often have to have many items to be effective. In either case, try to do better than the values shown here to do well.
The most important items to focus on in your Sett versus Gragas build include Stridebreaker, Sterak's Gage, and Blade of The Ruined King. When Sett combined at least these three items in his build, he did significantly better vs. Gragas than with most other typical counter builds. In fact, Sett boasted an average win rate of 54.6% battling Gragas with this build.
To have the best chance of vanquishing Gragas as Sett, Sett players should use the Conqueror, Triumph, Legend: Alacrity, Last Stand, Second Wind, and Unflinching runes from the Precision and Resolve rune sets. Of all the rune sets players chose for Sett vs Gragas counter picks, this sequence of runes resulted in the greatest win rate. In fact, these runes averaged a 54.6% winrate overall.
If you would like to view Sett vs Gragas tips and counter stats for a a particular rank, feel free to select one from the selection menu above. If viewing for the first time, the stats and build suggestions given are calculated using every match with data with these champs.