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 stat comparisons provided here emphasize several vital Cassiopeia against Yuumi matchup statistics that may help us figure out the differences and similarities between the pair. For instance, Cassiopeia’s KDA ratio ([kills + assists] / deaths) of NaN is better than Yuumi’s ratio of NaN, indicating that Cassiopeia may be more central to her team's team fighting capacity than Yuumi. This observation is largely fueled by the difference in kills.
Cassiopeia normally has a much larger longest kill spree than her counter does. Typically, she receives more damage than Yuumi. This commonly reflects different amounts of tankyness, yet it can also show that the one champ has less agility and thus is unable to flee from further damage when poked or engaged.
Both LoL champions are great. Both have their pros and cons. In League's current meta, Cassiopeia usually wins when facing off against Yuumi, with a 57.3% win rate. Thus, Cassiopeia makes a fantastic counter for Yuumi.
While Cassiopeia does have a much higher winrate than Yuumi, when facing one another, Cassiopeia also has a much greater difficulty level that makes her a more complex champion to learn. You should be be fine when picking Cassiopeia into Yuumias her relative depth means you may not be able to reach her full potential without a significant amount of practice beforehand.
Additionally, Cassiopeia also has a good amount of CC and other utility, a similar amount to Yuumi. This makes her just as valuable during team fights, especially when trying to counter champions with a lot of burst damage.
While there is not one best champion for every situation in League of Legends, in Cassiopeia vs Yuumi matchups, Cassiopeia is the better champ with a noticably higher win rate, more champion depth, and a similar amount of utility to help out your teammates during late stage team fights.
Cassiopeia is a great counter to Yuumi. Focus your strategy on keeping up your CS and clearing objectives. If you are able to do that, you should be able to stand on your own as Cassiopeia against Yuumi.
To learn all of the intricacies of Cassiopeia to counter Yuumi during both the lane and mid / late game phases of League of Legends, you should keep reading to learn a few extra lessons on this matchup. If you listen to the build and stats displayed above, you will grow your win rate by a lot and be closer to League of Legends pro players.
Cassiopeia usually racks up much more CS relative to Yuumi. Champs who typically don't earn many minion kills typically don't need much CS to be valuable teammates, such as sup champs. They are capable of scaling properly off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, typically have to have many items to be effective. In either situation, try to do better than the numbers displayed here to do well.
The most important items to use in your Cassiopeia versus Yuumi build include Rylai's Crystal Scepter, Liandry's Torment, and Rod of Ages. When Cassiopeia included at least these three items in her build, she did significantly better vs. Yuumi than with many other typical builds. In fact, Cassiopeia boasted an average win rate of 57.3% battling Yuumi with this counter build.
To have the best likelihood of defeating Yuumi as Cassiopeia, Cassiopeia players 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 builds that we analyzed for Cassiopeia vs Yuumi counters, this mixture of runes resulted in the greatest win rate. In fact, these runes gave a 57.3% winrate overall.
If you need to get Cassiopeia vs Yuumi tips and counter builds for a a distinct division, feel free to choose one from the selection menu provided above. If viewing for the first time, the stats and guides displayed are calculated using every match played with both champions.