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.
Glitterlance can be fired at odd angles depending on where your cursor is - Moving your cursor closer to Pix and Lulu will change your area of effect size considerably.
Consider casting Help, Pix! on ranged attackers for the Pix boost and Wild Growth on Tanks or Fighters for the added initiation power.
The Sivir Lulu synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Lulu, 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 Lulu. His KDA fell from NaN to NaN. This negative change shows that Lulu helps Sivir perform worse in ranked LoL rounds. Yet, the small difference indicates that this performance change is only marginal.
When Sivir tries to synergize with Lulu, she observes a clear improvement in her total damage output. This change could indicate that Lulu provides protection for her to deal more damage or that her presence also helps increase the round's duration. Similarly, when Sivir is played with Lulu 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 synergisticly with Lulu.
Additionally, when Sivir plays with Lulu on the same team, she typically receives a little less damage than when she fights alone. Receiving not as much damage could mean that Lulu does a decent job of covering Sivir during teamfights.
There is no one best companion for Sivir that will always be her best ally. However, overall, Lulu is a below average teammate for Sivir. By locking into the same side as Sivir, she decreases their win rate by -1.9% to 46.0%. This shows that there is a harmful bond between Sivir and Lulu that results in them performing worse together than without each other.
Lulu has a greater difficulty than Sivir. That means you must be very careful when lining up Lulu allies to play with, as they will have to have a greater level of skill to cooperate well with you.
Playing cooperatively, Sivir players will likely see an overall large increase in your team’s capability to deal physical damage. When paired, these two can provide a great amount of sustained physical damage.
Although, by bringing Sivir and Lulu together, you probably will not be providing your other allies a great deal of AP. Plan to bring other champs on your team that offsets this relative gap in their playstyle.
Regardless of your Lulu ally's ability, you need to focus on maximizing your gold income, warding to avoid ambushes, and taking down objectives. If you follow these simple suggestions, you should do well, regardless.
To truly master Sivir in order to pair well with Lulu during both the lane and mid / late game phases of League rounds, you should keep reading to learn a few extra lessons on this champion pairing. If you mind the build and suggestions presented here, you should increase your win rate by a lot.
The ideal finished items to include in your Sivir and Lulu synergy build include Lord Dominik's Regards, Bloodthirster, and Navori Quickblades. When Sivir used at least these three finished items in her build, she did significantly better when paired up with Lulu than with most other common item sets. In fact, Sivir boasted an average win rate of 46.0% when synergizing her build and playstyle to Lulu with this build.
To have the highest chance of beating your oponents, you should equip the Lethal Tempo, Presence of Mind, Legend: Bloodline, Coup de Grace, Biscuit Delivery, and Magical Footwear runes from the Precision and Inspiration rune sets. Of all the rune builds players chose for this champion pairing, this combination of runes resulted in the highest win rate. Notably, these runes gave a 46.0% win rate overall.
By default, tips, stats, and builds on how to team up Lulu with Sivir are shown for all skill levels combined. To narrow the statistics and builds to an individual division, you can use the selection menu above.