Defiant Dance is not interrupted by crowd control, try timing it for incoming disables.
Flawless Duet does not have a maximum travel distance, try using it in creative ways.
Use Bladesurge to cover great distances by targeting low life minions on your way to champion targets.
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 Irelia 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, Irelia sees a very large drop in her KDA (ratio of kills and assists to deaths) when paired with Cassiopeia. His KDA decreased from NaN to NaN. This negative change shows that Cassiopeia helps Irelia perform poorer in competitive League matches. Yet, the small difference proves that this performance change is not very impactful.
When Irelia is paired with Cassiopeia, she gets a marginal improvement in her total damage output. This change could indicate that Cassiopeia helps provide protection for her to dish out more damage or that her support also helps increase the game's duration. Similarly, when Irelia is played alongside Cassiopeia 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 with Cassiopeia.
Additionally, when Irelia plays with Cassiopeia on the same side, she typically receives a little more damage than when she plays alone. Receiving more damage could mean that Cassiopeia does a poor job of covering Irelia in teamfights.
There is no universally accepted best companion for Irelia that will 100% of the time be her best ally. Yet, overall, Cassiopeia is a very bad companion for Irelia. By playing on the same team as Irelia, she drops their win rate by -3.5% to 46.3%. This shows that there is a very bad bond between Irelia and Cassiopeia that allows them to perform worse together than without each other.
Cassiopeia has a much greater difficulty compared to Irelia. That means you need to be careful when finding Cassiopeia teammates to fight alongside, as they will require a much higher level of skill to cooperate well with you.
Playing on the same side, Irelia players should expect to observe an overall large increase in your team’s capacity to to do a lot of AP damage. Together, these champs are able to dish out a surprising amount of magic type damage.
In contrast, by aligning Irelia and Cassiopeia together, you may not be providing your other teammates much engage potential. Plan to have other champs on your team that offsets this gap in this pairing's kit.
Regardless of the ability of your Cassiopeia teammate, you need to focus on maximizing your income, outlasting your enemies, and taking down objectives. If you follow these simple suggestions, you will do well anyway.
If you would like to learn all of the intricacies of Irelia to pair well with Cassiopeia during both the lane and mid / late game phases of League matches, you should keep reading to gather a few extra lessons on this champion pairing. If you listen to the build and stats displayed here, you will grow your win rate by a lot.
The most crucial finished items to use in your Irelia and Cassiopeia synergy build consist of Experimental Hexplate, Wit's End, and Blade of The Ruined King. When Irelia included at least these three great items in her build, she did a lot better when fighting alongside Cassiopeia than with most other commonly used builds. In fact, Irelia had an average winrate of 46.3% when playing alongside Cassiopeia with these items in her kit.
To have the best likelihood of coming out on top against your oponents, you should use the Conqueror, Triumph, Legend: Alacrity, Last Stand, Bone Plating, and Unflinching runes from the Precision and Resolve rune sets. Out of all the rune sets players chose for this champion pairing, this order of runes resulted in the top win rate. In fact, these runes averaged a 46.3% win rate overall.
If you want to get Irelia and Cassiopeia collaboration tips and builds for a a specific division rank, feel free to select one from the selection menu shown above. At first, the stats and build suggestions shown are computed using all matches completed with these champs.