Spreading out Hextech Micro-Rockets leads to more reliable damage and more efficiency against multiple targets, but focusing it creates the biggest impact.
The success of Electron Storm Grenade is very important to Heimerdinger's survival. The slow and stun both are capable of keeping enemies in place long enough to punish them, but it is also the first line of defense against a surprise attack.
Turret placement can be a deciding factor in a battle. Against most enemies turrets are best when they can support each other, but if the enemy has a lot of area of effect damage your turrets can be destroyed quickly. Placing turrets in brush can lead to a surprise attack in your favor.
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 here feature some strategic Heimerdinger against Karthus matchup statistics that can help you appreciate the distinctions between the two. Heimerdinger’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Karthus’s KDA ratio of NaN, showing that Heimerdinger may be more central to his team's team fighting capacity than Karthus..
Heimerdinger often has a slightly smaller longest kill spree than his counter does. Commonly, he takes less damage than Karthus. This typically indicates differing health capacities, but it can also imply that the champ with increased HP has less agility and thus is unable to flee from additional harm when poked or engaged.
Both League of Legends champions are great champions. Both champs have their pros and cons. In League's current meta, Heimerdinger usually wins when playing against Karthus, with a 53.5% win rate. As a result, Heimerdinger makes a great counter for Karthus.
While Heimerdinger does have a higher win rate compared to Karthus, when facing one another, Heimerdinger also has a greater level of difficulty that makes him a more time consuming character to learn. You don't need to be too worried when picking Heimerdinger into Karthusas his relative depth means you may not be able to reach his full potential without a significant amount of practice beforehand.
Moreover, Heimerdinger also has a good amount of utility and CC, a similar amount to Karthus. This often makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there isn't one best champion in League of Legends, in Heimerdinger vs Karthus matchups, Heimerdinger is the better champion with a noticably higher win rate, more champion depth, and a similar amount of utility to help out your allies during team fights.
Heimerdinger is a great counter to Karthus. Make sure you focus your tactics on maximizing your CS and destroying objectives. If you can do that, you should hold your own as Heimerdinger against Karthus.
To truly master Heimerdinger in order to counter Karthus during both the early game and mid / late game phases of League of Legends, you should keep reading to learn a few extra tips and tricks for this matchup. If you mind the build and suggestions shown here, you should grow your win rate significantly and be that much closer to League of Legends pro players.
Heimerdinger most often picks up a similar amount of CS relative to Karthus. Champs who on average don't acquire much CS often don't have to have much CS to be valuable teammates, such as sup champs. These kinds of champions are capable of scaling properly off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, often have to have many items to be effective. In either situation, try to exceed the values displayed on this page to do well.
The top items to prioritize in your Heimerdinger versus Karthus build consist of Rylai's Crystal Scepter, Zaz'Zak's Realmspike, and Liandry's Torment. When Heimerdinger combined at least these three pieces in his build, he did significantly better vs. Karthus than with most other commonly used builds. In fact, Heimerdinger had an average win rate of 53.5% battling Karthus with this build.
To have the best likelihood of coming out on top against Karthus as Heimerdinger, you should equip the Arcane Comet, Manaflow Band, Absolute Focus, Scorch, Biscuit Delivery, and Magical Footwear runes from the Sorcery and Inspiration rune sets. Out of all the runes players chose for Heimerdinger vs Karthus counter picks, this sequence of runes yielded the best win rate. Notably, these runes averaged a 53.5% winrate overall.
If you would like to see Heimerdinger x Karthus tips and counter stats for a a particular division, please choose one from the selection menu shown above. At first, the stats and strategies displayed are calculated using every round run with both champs.