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.
Take advantage of Flurry by weaving in basic attacks between spell casts - this maximizes damage output and minimizes Energy loss.
Self-casting Safeguard and using Iron Will are powerful tools for killing neutral monsters (in the jungle).
Use Sonic Wave before Dragon's Rage so you can chase the target with Resonating Strike.
The Sion Lee Sin synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Lee Sin, 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 very large drop in his KDA (ratio of kills and assists to deaths) when paired with Lee Sin. His KDA fell from NaN to NaN. This worsening shows that Lee Sin helps Sion perform worse in ranked League of Legends matches. Yet, the small difference proves that this performance change is only marginal.
When Sion tries to synergize with Lee Sin, he gets a little increase in his total damage dealt. This difference may signal that Lee Sin supports by providing protection for him to deal more damage or that his allyship also helps increase the match's duration. Similarly, when Sion is played alongside Lee Sin on the same team, he usually scores many fewer killing sprees compared to when he plays alone. This is contrasting evidence that he is worse when playing with Lee Sin.
Moreover, when Sion plays with Lee Sin on the same side, he on average takes a little more damage than when he plays alone. Taking more damage may mean that Lee Sin does a poor job of protecting Sion in teamfights.
There is no ideal companion for Sion that will no matter what be his top ally. Yet, overall, Lee Sin is a very bad teammate for Sion. By being on the same side as Sion, he decreases their win rate by -3.2% to 47.0%. This demonstrates that there is an easy to overcome and exploit bond between Sion and Lee Sin that results in them performing worse together than alone.
Lee Sin has a greater difficulty than Sion. That means you need to be cautious when lining up Lee Sin teammates to play with, as they will require a greater level of skill to be able to cooperate well with you.
When playing on the same side, Sion players will likely witness an overall large increase in your team’s capacity to soak up damage. Combined, these two might be able to provide enough cover for their team's carries.
Conversely, by grouping Sion and Lee Sin together, you probably will not be giving your team very much AP. Make sure to bring other champions on your team that neutralizes this relative gap in their capabilities.
Regardless of your Lee Sin ally's ability, you should focus on increasing your gold income, warding to avoid ambushes, and clearing objectives. If you heed this simple advice, you will do well anyway.
If you would like to truly master Sion in order to synergize with Lee Sin during both the lane and mid / late game phases of LoL games, you should keep reading to learn a few extra tricks and insights into this champion pairing. If you use the build and suggestions displayed above, you should increase your win rate significantly.
The best items to have in your Sion and Lee Sin synergy build include Unending Despair, Sunfire Aegis, and Titanic Hydra. When Sion used at least these three great items in his build, he performed much better when fighting alongside Lee Sin than with most other commonly used item sets. In fact, Sion had an average win rate of 47.0% when synergizing his build and playstyle to Lee Sin with these items in his kit.
To have the highest likelihood of defeating your oponents, Sion players should use the Grasp of the Undying, Demolish, Conditioning, Overgrowth, Minion Dematerializer, and Approach Velocity runes from the Resolve and Inspiration rune sets. Out of all the rune builds players used for this team composition, this sequence of runes yielded the top win rate. Moreover, these runes gave a 47.0% win rate overall.
If you want to view Sion with Lee Sin collaboration tips and builds for a a specific rank, please select one from the selection menu displayed above. At first, the stats and guides displayed are computed using all rounds run with both champions.