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.
Orianna can only affect the area the Ball is around. Use this to your advantage.
Watch out for Orianna's Ball returning to her due to leashing. This may cause some unexpected situations.
The stats shown on this page show several vital Cassiopeia versus Orianna matchup statistics that can help you appreciate the differences between the two. For instance, Cassiopeia’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Orianna’s ratio of NaN, indicating that Cassiopeia may be more central to her team's team fighting capability than Orianna..
Cassiopeia usually has a similar longest killing spree as her counter does. Typically, she receives more damage than Orianna. This commonly reflects different amounts of tankyness, but it can also imply that the champ with more health has less mobility and thus is not able to flee from additional harm when engaged or poked.
Both League of Legends champions are great. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Cassiopeia usually loses when facing off against Orianna, with a 46.8% win rate. Thus, Cassiopeia makes a poor counter to Orianna.
While Cassiopeia does have a lower win rate compared to Orianna, when facing one another, Cassiopeia also has a much greater learning curve that makes her a more difficult champion to pick up and master. You may get destroyed when picking Cassiopeia into Oriannaas her relative depth means you may not be able to reach her full potential without a significant amount of practice beforehand.
Furthermore, Cassiopeia also has a good amount of utility and CC, a similar amount to Orianna. This often makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there isn't one best champion in League of Legends, in Cassiopeia vs Orianna matchups, Orianna is the better champion with a much lower win rate, more champion depth, and a similar amount of utility to help out your teammates during late stage team fights.
Cassiopeia is a terribly counter for Orianna. Make sure you focus your play on keeping up your gold and cs and destroying objectives. If you can do that, you should do very well as Cassiopeia against Orianna.
To truly master Cassiopeia to counter Orianna during both the laning and mid / late game phases of League of Legends, you should keep reading to gather a few extra lessons on this matchup. If you pay attention to the build and suggestions shown above, you will increase your win rate significantly and be closer to League of Legends pro players.
Cassiopeia often racks up a similar amount of CS compared to Orianna. Champs who typically don't get many minion kills often don't have to have much CS to be effective, such as supports. They are able to scale well off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, often have to have many items to be effective. In either case, try to exceed the values displayed on this page to do well.
The most crucial items to use in your Cassiopeia versus Orianna build consist of Seraph's Embrace, Rylai's Crystal Scepter, and Rod of Ages. When Cassiopeia bought at least these three items in her build, she performed a lot better vs Orianna than with many other commonly used builds. In fact, Cassiopeia boasted an average winrate of 46.8% when playing against Orianna with this counter build.
To have the greatest probability of beating Orianna 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. Of all the runes players used for Cassiopeia vs Orianna LoL games, this combination of runes yielded the highest win rate. Notably, these runes averaged a 46.8% winrate overall.
By default, tips, statistics, and builds on how to beat Orianna as Cassiopeia are given for all ranked divisions combined. To scope the stats and builds to a distinct player tier, you should use the selection menu located earlier in the counter matchup guide.