Try to knock enemies back into your towers with Explosive Cask.
Try to combo Body Slam with Explosive Cask to set up kills for your team.
The damage reduction from Drunken Rage is applied when you start drinking, try to use it when you see damage coming your way.
Killing Tentacles whenever possible will make it much easier to win a fight against Illaoi.
When your spirit gets pulled out, fight back if you can. Dealing damage to Illaoi reduces the spirit's duration.
Avoid grouping up for Leap of Faith to reduce the number of Tentacles available to Illaoi.
The stat comparisons provided here feature some valuable Gragas versus Illaoi matchup statistics that may help us grasp the differences between these two champions. Gragas’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Illaoi’s ratio of NaN, showing that Gragas may be more central to his team's team fighting capability than Illaoi..
Gragas normally has a similar longest kill spree as his foe does. On average, he receives less damage than Illaoi. This is usually reflective of differing health capacities, but it can also indicate that the one champ has less agility and thus is not able to flee from additional damage when poked or engaged.
Both LoL champs are great. Both have their pros and cons. In the game's current meta, Gragas usually loses when trying to fight Illaoi, with a 48.5% win rate. Therefore, Gragas makes a poor counter to Illaoi.
While Gragas does have a lower winrate than Illaoi, when facing one another, Gragas also has a greater level of difficulty that makes him a more difficult champion to pick up and master. You should be careful when picking Gragas into Illaoi.
Moreover, Gragas has a good amount of utility and CC, a similar amount to Illaoi. This often 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 in League of Legends, in Gragas vs Illaoi matchups, Illaoi is the better champ with a lower win rate, more champion depth, and a similar amount of utility to help out your teammates during late stage team fights.
Gragas is a somewhat poor counter to Illaoi. You will do well by focussing your gameplay on increasing your gold and cs and destroying objectives. If you can do that, you should be able to stand on your own as Gragas against Illaoi.
If you would like to truly master Gragas in order to counter Illaoi during both the lane and mid / late game phases of League of Legends, you should keep reading to learn a few extra tricks and insights into this matchup. If you pay attention to the build and tips shown above, you will increase your win rate significantly and be that much closer to League of Legends pro players.
Gragas often gets less CS as Illaoi. Champs who on average don't take many minion kills usualy don't require much CS to be valuable teammates, such as supports. They are able to scale well off of their abilities and first items alone. Yet, champs with a lot of CS, such as hyper-carries, usually need many items to be effective. In either case, try to surpass the numbers reported on this page to do well.
The most important items to have in your Gragas versus Illaoi build include Lich Bane, Shadowflame, and Stormsurge. When Gragas combined at least these three items in his build, he performed a lot better against Illaoi than with most other commonly used counter builds. In fact, Gragas had an average winrate of 48.5% when countering Illaoi with this counter build.
To have the greatest likelihood of crushing Illaoi as Gragas, Gragas players should use the Dark Harvest, Sudden Impact, Eyeball Collection, Treasure Hunter, Transcendence, and Waterwalking runes from the Domination and Sorcery rune sets. Out of all the rune combinations players picked for Gragas vs Illaoi face-offs, this combo of runes yielded the best win rate. Moreover, these runes provided a 48.5% win rate overall.
By default, tips, stats, and builds on how to beat Illaoi as Gragas are presented for all skill levels, merged. If you want to filter the statistics and builds to an individual player tier, you can use the selection menu located earlier on the page.