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.
Xerath's range can be intimidating, but most champions who close distance with him can trade favorably.
Banshee's Veil will make it much harder for Xerath to land Shocking Orb on you.
Xerath takes a long time to engage Rite of the Arcane. Watch for his spellcast animation and start dodging.
The stat comparisons shown on this page clarify some influential Cassiopeia versus Xerath counter statistics that may help you interpret the distinctions between these two champs. As an example, Cassiopeia’s KDA ratio ([kills + assists] / deaths) of NaN is more than Xerath’s KDA ratio of NaN, demonstrating that Cassiopeia may be more central to her team's team fighting capability than Xerath..
Cassiopeia normally has a slightly larger longest kill spree than her enemy does. Typically, she takes more damage than Xerath. This often reflects different amounts of tankyness; however, it can also illustrate that the one champion has less agility and thus is not able to escape additional damage when engaged or poked.
Both League champs are great champions. Both champs have their strengths, weaknesses, and counters. In League's current meta, Cassiopeia usually fairs equally well when trying to fight Xerath, with a 49.5% win rate. Thus, Cassiopeia makes an ok counter for Xerath.
While Cassiopeia does have a lower winrate compared to Xerath, when on opposite teams, Cassiopeia also has a greater learning curve that makes her a more complex champion to learn. You still need to be cautious when picking Cassiopeia into Xerathas her relative depth means you may not be able to unleash her full potential without a lot of practice beforehand.
Moreover, Cassiopeia also has a good amount of CC and other utility, a similar amount to Xerath. This often makes her just as valuable during team fights, especially when fighting champions with a lot of burst damage.
While there isn't one best champion for every situation in League of Legends, in Cassiopeia vs Xerath matchups, Xerath is the better champion with a similar win rate, more champion depth, and a similar amount of utility to help out your allies during team fights.
Cassiopeia is a somewhat poor counter to Xerath. You will do well by focussing your strategy on increasing your CS and clearing objectives. If you can do that, you should hold your own as Cassiopeia against Xerath.
To truly master Cassiopeia to counter Xerath during both the laning and mid / late game phases of League of Legends, you should keep reading to gather a few extra tricks and insights into this matchup. If you listen to the build and stats presented above, you should increase your win rate significantly and be that much closer to League of Legends pro players.
Cassiopeia often picks up more CS compared to Xerath. Champs who typically don't acquire many minion kills usualy don't have to have much CS to be valuable teammates, such as supports. These kinds of champions are able to scale properly off of their skills, stats, and first items alone. Yet, champs with a lot of CS, such as hyper-carries, typically require a lot of items to be effective. In either case, try to do better than the values displayed here to do well.
The most important items to focus on in your Cassiopeia versus Xerath build include Liandry's Anguish, Rylai's Crystal Scepter, and Demonic Embrace. When Cassiopeia combined at least these three pieces in her build, she performed much better vs. Xerath than with many other common item sets. In fact, Cassiopeia boasted an average win rate of 49.5% when countering Xerath with this build.
To have the greatest chance of crushing Xerath as Cassiopeia, Cassiopeia players should use 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 combinations players used for Cassiopeia vs Xerath matchups, this order of runes yielded the greatest win rate. Moreover, these runes averaged a 49.5% winrate overall.
By default, tips, stats, and builds on how to beat Xerath as Cassiopeia are given for every ranked division. To narrow the statistics and builds to a specific player tier, you may use the selection menu located earlier on the page.