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.
Body Slam is on a very low cooldown, making it difficult to pursue Gragas. Don't overextend yourself chasing him.
Gragas can knock everybody away with his ultimate. Be careful that you don't get knocked into him or, worse, an enemy tower.
The stat comparisons shown here emphasize some vital Fizz versus Gragas counter stats that may help us realize the differences between the two. For instance, Fizz’s KDA ratio ([kills + assists] / deaths) of NaN is better than Gragas’s ratio of NaN, highlighting that Fizz may be more central to his team's team fighting capability than Gragas. This observation is in large part a result of the difference in kills.
Fizz usually has a slightly larger longest killing spree than his foe does. Commonly, he takes less damage than Gragas. This is usually reflective of different amounts of tankyness, yet it can also imply that the one champion has less mobility and thus is not able to kite away from further damage when engaged or poked.
Both LoL champs are great champions. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Fizz usually wins when taking on Gragas, with a 54.1% win rate. Thus, Fizz makes a great counter to Gragas.
While Fizz does have a much higher winrate than Gragas, when they face off with one another, Fizz also has a greater level of difficulty that makes him a more difficult champ to learn. You don't need to be too worried when picking Fizz into Gragas.
Additionally, Fizz has only a small amount of CC and other utility, a similar amount to Gragas. This often makes her just as valuable during teamfights, especially when trying to counter champions with a lot of burst damage.
While there isn't one best champion in League of Legends, in Fizz vs Gragas matchups, Fizz is the better champion with a noticably higher win rate, more champion depth, and a similar amount of utility to help out your team members during teamfights.
Fizz is a great counter for Gragas. Make sure you focus your gameplay on keeping up your CS and taking out objectives. If you are able to do that, you should do very well as Fizz against Gragas.
If you would like to learn all of the intricacies of Fizz to counter Gragas during both the lane 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 mind the build and stats displayed above, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Fizz on average accumulates a similar amount of CS relative to Gragas. Champions who typically don't get much CS often don't need much CS to be valuable teammates, such as sup champs. They are able to scale properly off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, usually require several high cost items to be effective. In either situation, try to surpass the numbers reported here to do well.
The most crucial items to have in your Fizz versus Gragas build include Rabadon's Deathcap, Lich Bane, and Shadowflame. When Fizz combined at least these three pieces in his build, he performed much better vs Gragas than with many other commonly used counter builds. In fact, Fizz had an average winrate of 54.1% when playing against Gragas with this counter build.
To have the greatest chance of annihilating Gragas as Fizz, you should equip the Electrocute, Sudden Impact, Eyeball Collection, Treasure Hunter, Triumph, and Coup de Grace runes from the Domination and Precision rune sets. Out of all the rune builds players picked for Fizz vs Gragas counterpicks, this combo of runes yielded the best win rate. In fact, these runes provided a 54.1% win rate overall.
By default, tips, stats, and builds on how to beat Gragas as Fizz are shown for all skill levels combined. If you would like to narrow the statistics and builds to an individual division, you should use the selection menu above.