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.
He gains speed while chasing in a straight line, but taking damage makes him lose that momentum.
Try to get inside his orbit, since his stars can't hurt you up close.
His stars disappear while stunned or silenced, giving you an easy opportunity to fight him.
His Starsurge ability can grow to cover a huge area - don't stay in the same place too long!
The stat comparisons shown on this page show some vital Cassiopeia vs. Aurelion Sol matchup statistics that may help you understand the differences between this set of champions. Cassiopeia’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Aurelion Sol’s ratio of NaN, showing that Cassiopeia may be more central to her team's team fighting capacity than Aurelion Sol..
Cassiopeia often has a similar longest killing spree as her matchup does. Typically, she receives more damage than Aurelion Sol. This typically indicates different amounts of tankyness, but it can also show that the one champion has less mobility and thus is unable to flee from further damage when poked or engaged.
Both League champs are great. Both champs have their pros and cons. In League's current meta, Cassiopeia usually loses when playing against Aurelion Sol, with a 47.4% win rate. Therefore, Cassiopeia makes a poor counter for Aurelion Sol.
While Cassiopeia does have a lower winrate compared to Aurelion Sol, when they face off with one another, Cassiopeia also has a much greater difficulty level that makes her a more difficult champ to learn and master. You should expect to face a difficult match when picking Cassiopeia into Aurelion Solas her relative depth means that you may not be able to reach her full potential without a lot of practice beforehand.
Moreover, Cassiopeia has a good amount of CC and other utility, a similar amount to Aurelion Sol. This makes her just as valuable during team fights, especially when fighting champions with a lot of burst damage.
While there is not one best champion overall in League of Legends, in Cassiopeia vs Aurelion Sol matchups, Aurelion Sol is the better champion with a lower win rate, more champion depth, and a similar amount of utility to help out your team members during teamfights.
Cassiopeia is a bad counter to Aurelion Sol. You will do well by focussing your actions on maximizing your CS and clearing objectives. If you are able to do that, you should do very well as Cassiopeia against Aurelion Sol.
To truly master Cassiopeia in order to counter Aurelion Sol during both the laning and mid / late game phases of League of Legends, you should continue reading to pick up a few extra tips and tricks for this matchup. If you pay attention to the build and tips shown above, you will increase your win rate significantly and be closer to League of Legends pro players.
Cassiopeia most often gets a similar amount of CS compared to Aurelion Sol. Champions who typically don't take many minion kills often don't have to have much CS to be effective, such as sup champs. They are capable of scaling well off of their skills, stats, and first items alone. Yet, champs with a lot of CS, such as hyper-carries, often need a lot of items to be effective. In either case, try to do better than the values shown here to do well.
The most crucial items to focus on in your Cassiopeia versus Aurelion Sol build consist of Seraph's Embrace, Rylai's Crystal Scepter, and Cosmic Drive. When Cassiopeia bought at least these three pieces in her build, she did a lot better countering Aurelion Sol than with most other typical builds. In fact, Cassiopeia had an average winrate of 47.4% when countering Aurelion Sol with these items in her kit.
To have the highest likelihood of vanquishing Aurelion Sol as Cassiopeia, you should use 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 combinations players picked for Cassiopeia vs Aurelion Sol face-offs, this blending of runes resulted in the highest win rate. Notably, these runes averaged a 47.4% win rate overall.
By default, tips, stats, and builds on how to beat Aurelion Sol as Cassiopeia are shown for all ranked divisions. If you would like to scope the statistics and builds to a distinct player tier, you can use the selection menu located earlier on the page.