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.
Timing Janna's ultimate can push enemies away from a wounded ally or even separate enemies.
Eye of the Storm can be used on allied turrets.
Quickly firing a Howling Gale without the charge up can be used to heavily disable the other team.
The Cassiopeia Janna synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Janna, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Cassiopeia sees a very large drop in her KDA (ratio of kills and assists to deaths) when paired with Janna. His KDA worsened from NaN to NaN. This drop shows that Janna helps Cassiopeia perform worse in competitive League matches. Yet, the small difference shows that this performance change is not very impactful.
When Cassiopeia tries to synergize with Janna, she gets a little decrease in her full damage output. This could indicate that Janna does not support by providing cover for her to deal more damage or that her participation also helps extend the round's duration. Similarly, when Cassiopeia is played together with Janna on the same side, he usually scores many fewer killing sprees compared to when she plays without Janna. This is contrasting evidence that she is worse when playing synergisticly with Janna.
Moreover, when Cassiopeia plays with Janna on the same team, she on average takes a little less damage than when she plays alone. Taking not as much damage may indicate that Janna does a decent job of protecting Cassiopeia in team fights.
There is no ideal ally for Cassiopeia that will no matter what be her ideal ally. Yet, Janna is a below average companion for Cassiopeia. By locking into the same team as Cassiopeia, she lowers their win rate by -2.9% to 47.4%. This demonstrates that there is a bad synergy between Cassiopeia and Janna that allows them to perform not as well together than without each other.
Janna has a much lower diffuclty than Cassiopeia. That means Cassiopeia players don't need to be careful when enlisting Janna allies to fight alongside, as they will have to have a much lower level of skill to be able to cooperate well with you.
Playing together, you should see an overall large increase in your team’s capacity to to do a lot of AP damage. When paired, these two can blast through enemies with magic damage.
Conversely, by aligning Cassiopeia and Janna together, you will not be providing your other teammates a great deal of attack damage. Make sure to bring other champs on your team that neutralizes this gap in their potential.
Regardless of your Janna ally's skill level, you need to focus on increasing your gold income, staying alive by avoiding foolish fights, and taking down objectives. If you heed this simple advice, you will do well anyway.
To learn all of the intricacies of Cassiopeia to synergize with Janna during both the lane and mid / late game phases of League rounds, you should continue reading to gather additional lessons on this champion pairing. If you mind the build and stats displayed here, you will grow your win rate significantly.
The most crucial finished items to use in your Cassiopeia and Janna synergy build include Seraph's Embrace, Cosmic Drive, and Rod of Ages. When Cassiopeia incorporated at least these three items in her build, she did significantly better when paired up with Janna than with most other typical builds. In fact, Cassiopeia boasted an average win rate of 47.4% helping carry Janna with this build.
To have the best probability of defeating your oponents, you should take the Conqueror, Presence of Mind, Legend: Tenacity, Last Stand, Manaflow Band, and Transcendence runes from the Precision and Sorcery rune sets. Out of all the rune sets players used for Cassiopeia and Janna pairings, this order of runes resulted in the greatest win rate. In fact, these runes gave a 47.4% winrate overall.
By default, tips, statistics, and builds on how to pair Janna with Cassiopeia are displayed for all ranked divisions combined. If you want to scope the stats and builds to a distinct skill level, you may use the selection menu located earlier in the counter matchup guide.