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.
Lead your enemy when targeting with Noxious Blast to ensure the hit.
Use Twin Fang on poisoned stationary targets like monsters and units stunned by her Petrifying Gaze for maximum damage.
The Sivir Cassiopeia synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Cassiopeia, 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 large worsening in her KDA (ratio of kills and assists to deaths) when paired with Cassiopeia. His KDA worsened from NaN to NaN. This negative change shows that Cassiopeia helps Sivir perform not as well in competitive LoL games. Yet, the small difference indicates that this performance change is not very impactful.
When Sivir is an ally to Cassiopeia, she gets a small increase in her total damage dealt. This difference could indicate that Cassiopeia helps provide cover for her to deal more damage or that her participation also helps increase the round's duration. Similarly, when Sivir is played with Cassiopeia on the same team, he usually scores many fewer killing sprees compared to when she plays alone. This is contrasting evidence that she is worse when playing alongside Cassiopeia.
Additionally, when Sivir plays with Cassiopeia on the same team, she usually receives a little less damage than when she plays alone. Getting dealt not as much damage could mean that Cassiopeia does a decent job of protecting Sivir in teamfights.
There is no one best ally for Sivir that will 100% of the time be her ideal synergy. Yet, overall, Cassiopeia is a pretty good companion for Sivir. By being on the same team as Sivir, she improves their win rate by 1.0% to 48.9%. This proves that there is a somewhat important strategic relationship between Sivir and Cassiopeia that results in them performing better together than alone.
Cassiopeia has a much greater difficulty compared to Sivir. That means you need to be very careful when enlisting Cassiopeia allies to play with, as they will have to have a much greater level of skill to fight well with you.
When playing alongside, you will likely observe an overall large increase in your team’s capability to deal physical damage. Together, these two can provide a great amount of sustained physical damage.
Conversely, by grouping Sivir and Cassiopeia together, you will not be providing your team a great deal of protection for burst damage. Plan to include other champions on your team that helps cover this disparity in this pairing's kit.
Regardless of your Cassiopeia ally's ability, you need to focus on maximizing your gold 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 to pair well with Cassiopeia during both the early game and mid / late game phases of League matches, you should continue reading to learn a few extra tips and tricks for this champion pairing. If you mind the build and suggestions displayed above, you will grow your win rate significantly.
The most crucial finished items to have in your Sivir and Cassiopeia synergy build consist of Phantom Dancer, Kraken Slayer, and Navori Quickblades. When Sivir incorporated at least these three items in her build, she did significantly better as an ally of Cassiopeia than with most other typical item sets. In fact, Sivir boasted an average winrate of 48.9% helping carry Cassiopeia with these items in her kit.
To have the greatest likelihood of defeating your oponents, Sivir players 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. Out of all the rune combinations we have analyed for Sivir and Cassiopeia pairings, this order of runes yielded the top win rate. In fact, these runes provided a 48.9% win rate overall.
If you want to get Sivir and Cassiopeia collaboration tips and stats for a a particular rank, feel free to choose one from the selection menu displayed above. At first, the stats and tips and suggestions shown are computed using all games completed with these champs.