Roar of the Slayer is a great setup ability to land a very powerful Decimating Smash.
The Soul Furnace buff displays how much shield strength is remaining, use this information to time its explosion perfectly.
You only have very slight turning ability during Unstoppable Onslaught, so make sure to use it in straight paths.
Vessel
Tentacles are an immense source of power. Don't fight without them.
Spirits inherit their target's current health. If making a
is your goal, try whittling your opponent's health down a bit first to make killing the spirit easier.
Leap of Faith is best used to follow-up a strong engage or when being engaged upon. Be careful about being the first one into a fight.
The Sion Illaoi synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Illaoi, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Sion sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Illaoi. His KDA went down from NaN to NaN. This fall shows that Illaoi helps Sion perform not as well in ranked League of Legends matches. Yet, the small difference demonstrates that this performance change is not very impactful.
When Sion tries to synergize with Illaoi, he observes a moderate decrease in his total damage dealt. This change could indicate that Illaoi doesn't help cover for him to dish out more damage or that her participation also helps increase the round's duration. Similarly, when Sion is played alongside Illaoi on the same team, he usually scores many fewer killing sprees than when he plays on his own. This is contrasting evidence that he is worse when playing with Illaoi.
Additionally, when Sion plays with Illaoi on the same team, he typically takes a little less damage than when he fights alone. Taking not as much damage may mean that Illaoi does a decent job of covering Sion during teamfights.
There is no perfect synergy for Sion that will always be his #1 teammate. However, Illaoi is a very typical companion for Sion. By locking into the same side as Sion, she decreases their win rate by -0.8% to 49.4%. This shows that there is a weak synergy between Sion and Illaoi that results in them performing not as well together than without each other.
Illaoi has a lower difficulty than Sion. That means you don't need to be careful when lining up Illaoi allies to play with, as they will have to have a lower level of skill to work well with you.
Working together, Sion players should expect to observe an overall large increase in your team’s capability to tank a lot of damage. Combined, these champions might be able to provide enough cover for their team's carries.
In contrast, by aligning Sion and Illaoi together, you will not be giving your other allies a lot of magic damage. Make sure to have other champions on your team that helps cover this gap in their potential.
Regardless of the skill of your Illaoi teammate, you need to focus on maximizing your income, warding to avoid ambushes, and taking down objectives. If you do this, you should do well, regardless.
If you would like to learn all of the intricacies of Sion to synergize with Illaoi during both the lane and mid / late game phases of League rounds, you should continue reading to master some more tricks and insights into this champion pairing. If you listen to the build and tips shown here, you should grow your win rate significantly.
The ideal finished items to use in your Sion and Illaoi synergy build include Wit's End, Hullbreaker, and Titanic Hydra. When Sion bought at least these three items in his build, he did significantly better when fighting alongside Illaoi than with most other commonly used item sets. In fact, Sion boasted an average win rate of 49.4% when playing alongside Illaoi with these items in his kit.
To have the best probability of annihilating your oponents, Sion players should take the Grasp of the Undying, Demolish, Conditioning, Overgrowth, Approach Velocity, and Minion Dematerializer runes from the Resolve and Inspiration rune sets. Of all the runes players picked for Sion and Illaoi pairings, this blending of runes yielded the top win rate. In fact, these runes provided a 49.4% winrate overall.
If you would like to see Sion with Illaoi synergy tips and builds for a a specific skill level, please select one from the selection menu provided above. If viewing for the first time, the statistics and strategies displayed are calculated using every round finished with both champions.