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 shown here clarify some strategic Cassiopeia vs. Yuumi counter stats that may help us interpret the distinctions between these two champions. Cassiopeia’s KDA ratio ([kills + assists] / deaths) of NaN is better than Yuumi’s KDA ratio of NaN, demonstrating that Cassiopeia may be more central to her team's team fighting potential than Yuumi. This observation is largely a result of the differences in killsdeaths.
Cassiopeia typically has a much larger longest kill spree than her matchup does. Typically, she receives more damage than Yuumi. This is usually reflective of different amounts of tankyness; however, it can also hint that the champ with increased health has less agility and thus is unable to kite away from additional harm when poked or engaged.
Both LoL champions are great champions. Both have their pros and cons. In the game's current meta, Cassiopeia usually wins when taking on Yuumi, with a 52.2% win rate. As a result, Cassiopeia makes a good counter to Yuumi.
While Cassiopeia does have a higher winrate compared to Yuumi, when on opposite teams, Cassiopeia also has a much greater learning curve that makes her a more difficult champion to learn. You don't need to be too worried 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.
Moreover, Cassiopeia has a good amount of utility and CC, a similar amount to Yuumi. This often 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 allied champions during teamfights.
Cassiopeia is an above average counter to Yuumi. Focus your tactics on maximizing your gold income and destroying objectives. If you do that, you should hold your own as Cassiopeia against Yuumi.
To truly master Cassiopeia in order to counter Yuumi during both the laning and mid / late game phases of League of Legends, you should keep reading to pick up a few extra lessons on this matchup. If you pay attention to the build and suggestions displayed above, you will grow your win rate significantly and be that much closer to League of Legends pro players.
Cassiopeia usually accumulates much more CS compared to Yuumi. Champions who typically don't get many minion kills often don't need much CS to be valuable teammates, such as support champions. They are capable of scaling properly off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, often require several high cost items to be effective. In either situation, try to do better than the numbers shown on this page to do well.
The top items to focus on in your Cassiopeia versus Yuumi build include Liandry's Anguish, Seraph's Embrace, and Rylai's Crystal Scepter. When Cassiopeia combined at least these three pieces in her build, she performed a lot better vs. Yuumi than with many other common builds. In fact, Cassiopeia boasted an average win rate of 52.2% battling Yuumi with these items in her kit.
To have the greatest likelihood of coming out on top against Yuumi as Cassiopeia, Cassiopeia players should equip the Conqueror, Presence of Mind, Legend: Tenacity, Last Stand, Conditioning, and Overgrowth runes from the Precision and Resolve rune sets. Out of all the rune builds we have analyed for Cassiopeia vs Yuumi counters, this mixture of runes resulted in the highest win rate. In fact, these runes provided a 52.2% winrate overall.
If you want to see Cassiopeia x Yuumi tips and counter stats for a an individual division, please choose one from the selection menu shown above. If viewing for the first time, the statistics and guides given are computed using every round completed with both champions.