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.
Intentionally breaking a wall of The Box can allow a vulnerable ally to escape unscathed.
Thresh's Death Sentence has a long cast time. Watch for the cast to begin to take evasive actions.
Thresh relies on collecting souls for a portion of his defense and damage. Try punishing him when he moves to collect them.
The stat comparisons shown here emphasize several important Cassiopeia vs. Thresh counter stats that can help us grasp the differences between this set of champions. As an example, Cassiopeia’s KDA ratio ([kills + assists] / deaths) of NaN is more than Thresh’s KDA ratio of NaN, highlighting that Cassiopeia may be more central to her team's team fighting potential than Thresh. This observation is largely fueled by the difference in kills.
Cassiopeia usually has a much larger longest killing spree than her opponent does. On average, she takes more damage than Thresh. This is usually reflective of differing health capacities, yet it can also imply that the champion with more health has less mobility and thus is not able to escape additional harm when poked or engaged.
Both League champs are great champions. Both champs have their pros and cons. In the game's current meta, Cassiopeia usually wins when facing off against Thresh, with a 52.7% win rate. Thus, Cassiopeia makes a good counter for Thresh.
While Cassiopeia does have a higher winrate compared to Thresh, when on opposite teams, Cassiopeia also has a much greater level of difficulty that makes her a more time consuming champion to pick up and master. You should be be fine when picking Cassiopeia into Threshas her relative depth means that 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 Thresh. This often makes her just as valuable during teamfights, especially when fighting champions with a lot of burst damage.
While there is not a single best champion for every situation in League of Legends, in Cassiopeia vs Thresh 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 a good counter to Thresh. Focus your play on increasing your gold income and clearing objectives. If you are able to do that, you should be able to stand on your own as Cassiopeia against Thresh.
If you would like to truly master Cassiopeia in order to counter Thresh during both the early game 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 pay attention to the build and tips presented here, you will increase your win rate significantly and be closer to League of Legends pro players.
Cassiopeia typically racks up much more CS compared to Thresh. Champs who typically don't take many minion kills often don't require much CS to be valuable teammates, such as supports. They are able to scale properly off of their abilities and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, usually need a lot of items to be effective. In either situation, try to exceed the values shown here to do well.
The best items to focus on in your Cassiopeia versus Thresh build include Liandry's Anguish, Seraph's Embrace, and Zhonya's Hourglass. When Cassiopeia incorporated at least these three pieces in her build, she performed a lot better vs Thresh than with many other commonly used builds. In fact, Cassiopeia had an average winrate of 52.7% when countering Thresh with this build.
To have the best probability of defeating Thresh as Cassiopeia, you should take 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 that we analyzed for Cassiopeia vs Thresh battles, this mixture of runes resulted in the highest win rate. In fact, these runes provided a 52.7% win rate overall.
If you want to view Cassiopeia vs Thresh tips and matchup stats and build suggestions for a a specific skill level, feel free to choose one from the selection menu displayed above. If viewing for the first time, the statistics and build suggestions displayed are computed using every match with data with these champs.