Using Rupture on creeps in combination with Carnivore is a good way to gain Health and Mana.
If you're having difficulty feasting upon champions, try eating minions until you're larger.
Try to line up your attacks with Vorpal Spikes so that they kill minions and harass enemy champions at the same time.
Karthus can cast spells for a short duration after he is killed. Move away from his corpse to be safe.
Make sure you always have enough health to survive Requiem, even if you have to go back to the base more frequently to heal.
The stat comparisons shown on this page highlight some vital Cho'Gath vs. Karthus counter statistics that may help us figure out the differences between the two. As an example, Cho'Gath’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Karthus’s KDA ratio of NaN, indicating that Cho'Gath may be more central to his team's team fighting capacity than Karthus..
Cho'Gath often has a similar longest killing spree as his counter does. Commonly, he receives more damage than Karthus. This typically indicates differing health capacities, but it can also hint that the champ with higher health has less mobility and thus is not able to escape additional damage when engaged or poked.
Both LoL champs are great. Both champs have their pros and cons. In the game's current meta, Cho'Gath usually wins when playing against Karthus, with a 56.3% win rate. Thus, Cho'Gath makes a fantastic counter to Karthus.
While Cho'Gath does have a much higher winrate compared to Karthus, when on opposite teams, Cho'Gath also has a lower level of difficulty that makes him a less challenging character to learn and master. You don't need to be too worried when picking Cho'Gath into Karthus.
Additionally, Cho'Gath also has some amount of CC and other utility, a similar amount to Karthus. This often makes her just as valuable during teamfights, especially when fighting champions with a ton of burst damage.
While there is not one best champion overall in League of Legends, in Cho'Gath vs Karthus matchups, Cho'Gath is the better champion with a noticably higher win rate, less champion complexity, and a similar amount of utility to help out your team members during team fights.
Cho'Gath is a great counter for Karthus. Make sure you focus your play on keeping up your CS and clearing objectives. If you are able to do that, you should do very well as Cho'Gath against Karthus.
To truly master Cho'Gath in order to counter Karthus during both the laning and mid / late game phases of League of Legends, you should keep reading to pick up a few extra lessons on this matchup. If you listen to the build and tips displayed here, you should increase your win rate by a lot and be closer to League of Legends pro players.
Cho'Gath on average picks up more CS compared to Karthus. Champions who typically don't get many minion kills usualy don't have to have much CS to be valuable teammates, such as support champions. These kinds of champions are able to scale properly off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, typically need many items to be effective. In either case, try to exceed the numbers displayed here to do well.
The most important items to use in your Cho'Gath versus Karthus build include Unending Despair, Heartsteel, and Hollow Radiance. When Cho'Gath used at least these three pieces in his build, he performed significantly better vs Karthus than with most other common counter builds. In fact, Cho'Gath boasted an average win rate of 56.3% battling Karthus with this counter build.
To have the greatest probability of defeating Karthus as Cho'Gath, Cho'Gath players should take the Grasp of the Undying, Demolish, Conditioning, Overgrowth, Approach Velocity, and Magical Footwear runes from the Resolve and Inspiration rune sets. Out of all the rune builds players chose for Cho'Gath vs Karthus counters, this combination of runes yielded the highest win rate. In fact, these runes averaged a 56.3% win rate overall.
By default, tips, statistics, and builds on how to beat Karthus as Cho'Gath are displayed for all ranked divisions combined. To narrow the statistics and builds to a particular player tier, you may use the selection menu located earlier in the counter matchup guide.