Sivir's Boomerang Blade returns to her after reaching the max range, so you can shift position to hit enemies who would otherwise have evaded it.
Try saving Spell Shield for enemy abilities that can disable you such as stuns and roots.
Ricochet resets Sivir's basic attack timer on activation, so activating this immediately after landing a normal basic attack will maximize damage output.
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 Sivir Lee Sin synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Lee Sin, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Sivir sees a very large drop in her 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 Sivir perform not as well in ranked League of Legends matches. Yet, the small difference shows that this performance change is only marginal.
When Sivir is an ally to Lee Sin, she sees a little decrease in her full damage dealt. This difference could signal that Lee Sin does not support by providing cover for her to deal more damage or that his participation also helps extend the match's duration. Similarly, when Sivir is played together with Lee Sin on the same side, he usually scores many fewer killing sprees compared to when she plays alone. This is contrasting evidence that she is worse when playing synergisticly with Lee Sin.
Moreover, when Sivir plays with Lee Sin on the same team, she usually receives a little less damage than when she fights alone. Receiving not as much damage may indicate that Lee Sin does a decent job of protecting Sivir during team fights.
There is no top ally for Sivir that will 100% of the time be her best teammate. However, overall, Lee Sin is a terrible teammate for Sivir. By playing on the same side as Sivir, he decreases their win rate by -3.1% to 44.8%. This clearly indicates that there is a very bad strategic relationship between Sivir and Lee Sin that allows them to perform worse together than alone.
Lee Sin has a greater difficulty than Sivir. That means Sivir players must be very careful when arranging Lee Sin comrades to go into battle on the same side as, as they will have to have a greater level of skill to play well with you.
Fighting alongside, you should observe an overall large increase in your team’s capacity to deal physical damage. When paired, these champions should be able to take down targets with auto-attacks and other AD damage abilities.
In contrast, by aligning Sivir and Lee Sin together, you probably will not be granting your other teammates enough AP. Make sure to include other champions on your team that nullifies this hole in this pairing's kit.
Regardless of your Lee Sin ally's ability, you should focus on increasing your gold income, outlasting your enemies, and clearing objectives. If you do this, you should do well anyway.
If you would like to learn all of the intricacies of Sivir in order to synergize with Lee Sin during both the laning and mid / late game phases of League rounds, you should continue reading to gather some more lessons on this champion pairing. If you mind the build and stats presented above, you will increase your win rate by a lot.
The top items to have in your Sivir and Lee Sin synergy build include Bloodthirster, Kraken Slayer, and Navori Quickblades. When Sivir included at least these three great items in her build, she did a lot better as an ally of Lee Sin than with many other commonly used builds. In fact, Sivir had an average win rate of 44.8% helping carry Lee Sin with this build.
To have the greatest likelihood of crushing your oponents, you should take the Lethal Tempo, Presence of Mind, Legend: Bloodline, Coup de Grace, Absolute Focus, and Gathering Storm runes from the Precision and Sorcery rune sets. Out of all the runes we have analyed for Sivir and Lee Sin pairings, this combination of runes yielded the greatest win rate. Notably, these runes provided a 44.8% winrate overall.
If you need to see Sivir with Lee Sin synergy tips and stats for a a distinct rank, feel free to select one from the selection menu displayed above. By default, the statistics and tips and suggestions shown are calculated using every match played with these champs.