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.
The Sivir Yuumi synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Yuumi, 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 Yuumi. His KDA decreased from NaN to NaN. This decrease shows that Yuumi helps Sivir perform not as well in competitive League rounds. Yet, the small difference demonstrates that this performance change is not very impactful.
When Sivir tries to synergize with Yuumi, she gets a little increase in her total damage dealt. This change could indicate that Yuumi supports by providing cover for her to dish out more damage or that her support also helps increase the game's duration. Similarly, when Sivir is played alongside Yuumi on the same team, he usually scores many fewer killing sprees than when she plays alone. This is contrasting evidence that she is worse when playing alongside Yuumi.
Moreover, when Sivir plays with Yuumi on the same side, she on average receives a little less damage than when she plays alone. Taking not as much damage could mean that Yuumi does a decent job of protecting Sivir in team fights.
There is no universally accepted best companion for Sivir that will 100% of the time be her #1 ally. Yet, overall, Yuumi is a very bad teammate for Sivir. By playing on the same team as Sivir, she lowers their win rate by -4.5% to 43.4%. This demonstrates that there is an easy to overcome and exploit bond between Sivir and Yuumi that results in them performing worse together than without each other.
Yuumi has a lower difficulty than Sivir. That means you don't need to be careful when finding Yuumi comrades to play with, as they will need a relatively low level of skill to fight well with you.
When playing on the same side, Sivir players should expect to see an overall large increase in your team’s capability to dish out massive AD. Together, these champs can tear through the other team with a lot of physcial damage.
In contrast, by aligning Sivir and Yuumi together, you probably will not be providing your team enough engage. Plan to bring other champs on your team that helps cover this hole in this pairing's playstyle.
Regardless of your Yuumi ally's skill level, you need to focus on increasing your income, staying alive by avoiding foolish fights, and clearing objectives. If you do this, you should do well, regardless.
If you would like to learn all of the intricacies of Sivir in order to pair well with Yuumi during both the lane and mid / late game phases of League of Legends rounds, you should continue reading to learn a few extra lessons on this champion pairing. If you mind the build and stats shown here, you will increase your win rate by a lot.
The most crucial items to have in your Sivir and Yuumi synergy build include Bloodthirster, Kraken Slayer, and Navori Quickblades. When Sivir combined at least these three items in her build, she performed significantly better when paired up with Yuumi than with many other typical builds. In fact, Sivir boasted an average win rate of 43.4% when synergizing her build and playstyle to Yuumi with these items in her kit.
To have the greatest chance of crushing your oponents, Sivir players should equip the Lethal Tempo, Presence of Mind, Legend: Bloodline, Coup de Grace, Absolute Focus, and Gathering Storm runes from the Precision and Sorcery rune sets. Of all the runes players used for this team composition, this mix of runes resulted in the top win rate. In fact, these runes averaged a 43.4% winrate overall.
If you want to see Sivir and Yuumi cooperations tips and builds for a a specific division, please select one from the selection menu provided above. By default, the stats and build suggestions given are calculated using every round completed with these champions.