Fizz's spells scale off Ability Power - consider getting items like Zhonya's Hourglass or Banshee's Veil against teams that have high burst threat - and items like Lich Bane or Rabadon's Deathcap if you think you can survive without the Health.
Since Fizz can move through units, find opportunities in lane to walk through minions and apply Seastone Trident's passive - following it up with the ability's active attack after a few seconds.
Fizz's ultimate ability, Chum the Waters, can be aimed at an enemy or towards the area where you think they'll be going.
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 Fizz Cassiopeia synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Cassiopeia, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Fizz sees a very large drop in his KDA (ratio of kills and assists to deaths) when paired with Cassiopeia. His KDA fell from NaN to NaN. This negative change shows that Cassiopeia helps Fizz perform worse in competitive LoL matches. Yet, the small difference indicates that this performance change is only marginal.
When Fizz is an ally to Cassiopeia, he sees a marginal improvement in his total damage dealt. This change may demonstrate that Cassiopeia helps provide cover for him to dish out more damage or that her support also helps extend the match's duration. Similarly, when Fizz is played alongside Cassiopeia on the same team, he usually scores many fewer killing sprees than when he plays on his own. This is contrasting evidence that he is worse when playing synergisticly with Cassiopeia.
Additionally, when Fizz plays with Cassiopeia on the same side, he on average receives more damage than when he fights alone. Receiving more damage could mean that Cassiopeia does a poor job of protecting Fizz in team fights.
There is no one best champion pairing for Fizz that will 100% of the time be his best ally. Yet, overall, Cassiopeia is a good companion for Fizz. By playing on the same side as Fizz, she raises their win rate by 2.1% to 54.7%. This proves that there is a somewhat important bond between Fizz and Cassiopeia that results in them performing better together than without each other.
Cassiopeia has a much greater difficulty compared to Fizz. That means you should be very careful when enlisting Cassiopeia comrades to go into battle on the same side as, as they will have to have a much greater level of skill to be able to fight well with you.
Fighting together, you should witness an overall large increase in your team’s capacity to deal magical damage. Combined, these two are able to dish out a surprising amount of magic type damage.
Although, by grouping Fizz and Cassiopeia together, you will not be giving your team a lot of engage. We recommend you have other champions on your team that helps cover this relative disparity in this pairing's potential.
Regardless of the skill of your Cassiopeia ally, you need to focus on maximizing your gold income, outlasting your enemies, and taking down objectives. If you do this, you will do well, regardless.
To truly master Fizz in order to synergize with Cassiopeia during both the early game and mid / late game phases of League of Legends games, you should continue reading to learn some more tips and tricks for this champion pairing. If you listen to the build and suggestions presented above, you will grow your win rate by a lot.
The best finished items to prioritize in your Fizz and Cassiopeia synergy build consist of Lich Bane, Shadowflame, and Stormsurge. When Fizz combined at least these three pieces in his build, he performed a lot better when paired up with Cassiopeia than with most other commonly used item sets. In fact, Fizz boasted an average winrate of 54.7% when synergizing his build and playstyle to Cassiopeia with this build.
To have the greatest chance of vanquishing your oponents, Fizz players should take the Electrocute, Sudden Impact, Eyeball Collection, Treasure Hunter, Coup de Grace, and Triumph runes from the Domination and Precision rune sets. Of all the rune builds players chose for this team composition, this composite of runes resulted in the highest win rate. Notably, these runes provided a 54.7% winrate overall.
By default, tips, statistics, and builds on how to pair Cassiopeia with Fizz are given for all ranked divisions combined. To narrow the statistics and builds to a particular player tier, you may use the selection menu earlier in the counter matchup guide.