Clever use of enemy ultimates can open up new possibilities to approach teamfights.
Wait for you or your enemy to reach low health before using Kingslayer for maximum effect.
Space out your ability usage to get maximum effect from Petricite Burst.
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 shown here underscore several strategic Sylas against Illaoi matchup statistics that may help you figure out the distinctions between the pair. Sylas’s KDA ratio ([kills + assists] / deaths) of NaN is better than Illaoi’s ratio of NaN, highlighting that Sylas may be more central to his team's team fighting effectiveness than Illaoi..
Sylas typically has a slightly larger longest killing spree than his foe does. On average, he receives less damage than Illaoi. This often reflects different amounts of tankyness, but it can also imply that the one champion has less mobility and thus is not able to escape additional damage when engaged or poked.
Both League champions are great champions. Both have their strengths, weaknesses, and counters. In League's current meta, Sylas usually loses when trying to fight Illaoi, with a 47.9% win rate. Therefore, Sylas makes a bad counter for Illaoi.
While Sylas does have a lower winrate than Illaoi, when they face off with one another, Sylas also has a greater level of difficulty that makes him a more time consuming champ to pick up and master. You should be very concerned when picking Sylas into Illaoi.
Furthermore, Sylas also has almost no amount of utility and CC, a similar amount to Illaoi. This often makes her just as valuable during teamfights, especially when fighting champions with a lot of burst damage.
While there is not a single best champion in League of Legends, in Sylas vs Illaoi matchups, Illaoi is the better champion with a lower win rate, more champion depth, and a similar amount of utility to help out your teammates during teamfights.
Sylas is a trash counter to Illaoi. Focus your actions on keeping up your CS and destroying objectives. If you are able to do that, you should do very well as Sylas against Illaoi.
To learn all of the intricacies of Sylas 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 tips and tricks for this matchup. If you pay attention to the build and suggestions presented here, you will grow your win rate by a lot and be closer to League of Legends pro players.
Sylas usually gets less CS relative to Illaoi. Champions who typically don't get many minion kills usualy don't require much CS to be effective, such as support champions. They are able to scale well off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, usually have to have a lot of items to be effective. In either case, try to do better than the values shown on this page to do well.
The most crucial items to focus on in your Sylas versus Illaoi build consist of Rabadon's Deathcap, Zhonya's Hourglass, and Stormsurge. When Sylas included at least these three pieces in his build, he did a lot better against Illaoi than with many other common item sets. In fact, Sylas boasted an average win rate of 47.9% when playing against Illaoi with these items in his kit.
To have the highest probability of crushing Illaoi as Sylas, you should use the Electrocute, Sudden Impact, Eyeball Collection, Relentless Hunter, Scorch, and Transcendence runes from the Domination and Sorcery rune sets. Out of all the runes players picked for Sylas vs Illaoi counters, this blending of runes yielded the highest win rate. Moreover, these runes averaged a 47.9% win rate overall.
If you would like to view Sylas x Illaoi tips and matchup stats and build suggestions for a a particular rank, feel free to choose one from the selection menu displayed above. If viewing for the first time, the stats and build suggestions given are computed using all rounds with data with both champions.