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.
Use the time after Sion has died to reposition and prepare for his return.
Even if Sion still hits a Decimating Smash, making him release the charge earlier reduces its impact.
The stats provided here feature several significant Sylas against Sion counter stats that can help us understand the differences between the two. For instance, Sylas’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Sion’s ratio of NaN, highlighting that Sylas may be more central to his team's team fighting potential than Sion. This observation is in large part a result of the difference in kills.
Sylas typically has a much larger longest kill spree than his matchup does. Typically, he takes less damage than Sion. This is usually reflective of differing health capacities, but it can also show that the champ with more health has less agility and thus is not able to flee from additional damage when engaged or poked.
Both LoL champs are great. Both have their pros and cons. In the game's current meta, Sylas usually loses when trying to fight Sion, with a 46.8% win rate. As a result, Sylas makes a bad counter to Sion.
While Sylas does have a lower win rate than Sion, when they face off with one another, Sylas also has a greater level of difficulty that makes him a more time consuming champ to learn and master. You should expect to face a difficult match when picking Sylas into Sion.
Moreover, Sylas has almost no amount of CC and other utility, a similar amount to Sion. This makes her just as valuable during team fights, especially when fighting champions with a ton of burst damage.
While there isn't one best champion overall in League of Legends, in Sylas vs Sion matchups, Sion is the better champ with a much lower win rate, similar champion depth, and a similar amount of utility to help out your allied champions during team fights.
Sylas is a terribly counter for Sion. You will do well by focussing your play on keeping up your gold and cs and destroying objectives. If you are able to do that, you should be able to stand on your own as Sylas against Sion.
If you would like to learn all of the intricacies of Sylas in order to counter Sion during both the laning and mid / late game phases of League of Legends, you should continue reading to gather a few extra tricks and insights into this matchup. If you pay attention to the build and stats shown above, you will increase your win rate significantly and be closer to League of Legends pro players.
Sylas often gets a similar amount of CS compared to Sion. Champs who on average don't get many minion kills often don't require 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 large amounts of CS, such as hyper-carries, typically need a lot of items to be effective. In either situation, try to do better than the values shown here to do well.
The most crucial items to prioritize in your Sylas versus Sion build consist of Rabadon's Deathcap, Zhonya's Hourglass, and Luden's Companion. When Sylas used at least these three items in his build, he did much better vs. Sion than with many other common builds. In fact, Sylas boasted an average win rate of 46.8% when countering Sion with this counter build.
To have the highest chance of coming out on top against Sion as Sylas, you should use the Electrocute, Sudden Impact, Eyeball Collection, Relentless Hunter, Scorch, and Transcendence runes from the Domination and Sorcery rune sets. Of all the runes players used for Sylas vs Sion battles, this composite of runes yielded the highest win rate. In fact, these runes averaged a 46.8% win rate overall.
If you need to view Sylas vs Sion tips and builds for a an individual division rank, please select one from the selection menu provided above. If viewing for the first time, the statistics and build suggestions displayed are computed using all rounds finished with these champs.