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 stats provided here feature some vital Seraphine vs. Illaoi counter stats that can help you appreciate the differences between this set of champions. For instance, Seraphine’s KDA ratio ([kills + assists] / deaths) of NaN is more than Illaoi’s ratio of NaN, demonstrating that Seraphine may be more central to her team's team fighting capability than Illaoi. This observation is in large part a result of the differences in assists.
Seraphine usually has a slightly smaller longest kill spree than her enemy does. Commonly, she takes less damage than Illaoi. This often reflects different amounts of tankyness, but it can also illustrate that the champ with more HP has less mobility and thus is not able to kite away from additional damage when engaged or poked.
Both LoL champs are great champions. Both champs have their pros and cons. In the game's current meta, Seraphine usually wins when playing against Illaoi, with a 51.1% win rate. Therefore, Seraphine makes a good counter to Illaoi.
While Seraphine does have a higher winrate compared to Illaoi, when they face off with one another, Seraphine also has a much lower difficulty level that makes her a less time consuming character to pick up and master. You still need to be cautious when picking Seraphine into Illaoi.
Moreover, Seraphine has a very large amount of CC and other utility, a similar amount to Illaoi. This makes her just as valuable during teamfights, especially when trying to counter champions with a ton of burst damage.
While there is not a single best champion overall in League of Legends, in Seraphine vs Illaoi matchups, Seraphine is the better champion with a higher win rate, less champion complexity, and a similar amount of utility to help out your teammates during late stage team fights.
Seraphine is a decent counter to Illaoi. Focus your play on maximizing your CS and destroying objectives. If you are able to do that, you should be able to stand on your own as Seraphine against Illaoi.
If you would like to truly master Seraphine to counter Illaoi during both the early game and mid / late game phases of League of Legends, you should keep reading to learn a few extra lessons on this matchup. If you listen to the build and stats shown above, you should grow your win rate by a lot and be that much closer to League of Legends pro players.
Seraphine usually picks up less CS as Illaoi. Champs who typically don't acquire many minion kills usualy 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 a lot of CS, such as hyper-carries, often require many items to be effective. In either case, try to do better than the values reported on this page to do well.
The top items to use in your Seraphine versus Illaoi build consist of Seraph's Embrace, Staff of Flowing Water, and Dawncore. When Seraphine incorporated at least these three pieces in her build, she did much better when facing Illaoi than with most other common counter builds. In fact, Seraphine boasted an average win rate of 51.1% when playing against Illaoi with this counter build.
To have the highest likelihood of coming out on top against Illaoi as Seraphine, you should use the Summon Aery, Manaflow Band, Transcendence, Gathering Storm, Triple Tonic, and Cosmic Insight runes from the Sorcery and Inspiration rune sets. Of all the rune sets players chose for Seraphine vs Illaoi fights, this order of runes resulted in the highest win rate. In fact, these runes gave a 51.1% winrate overall.
If you need to view Seraphine vs Illaoi tips and counter builds for a a distinct division rank, feel free to choose one from the selection menu shown above. By default, the stats and strategies given are computed using every match played with both champs.