Lay Waste is very strong at farming minions and harassing enemy champions.
Ask your allies to help point out when you should use Requiem to get kills in different lanes.
The stat comparisons shown here highlight some strategic Karthus vs. Bel'Veth matchup statistics that may help us interpret the distinctions between this set of champions. For instance, Karthus’s KDA ratio ([kills + assists] / deaths) of NaN is better than Bel'Veth’s ratio of NaN, highlighting that Karthus may be more central to his team's team fighting effectiveness than Bel'Veth..
Karthus typically has a similar longest kill spree as his counter does. Typically, he receives less damage than Bel'Veth. This typically indicates different amounts of tankyness, yet it can also show that the champ with increased health has less mobility and thus is unable to escape additional harm when engaged or poked.
Both League champs are great. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Karthus usually loses when taking on Bel'Veth, with a 44.5% win rate. As a result, Karthus makes a bad counter to Bel'Veth.
While Karthus does have a much lower winrate than Bel'Veth, when facing one another, Karthus also has a lower level of difficulty that makes him a less challenging champion to develop with. You may get destroyed when picking Karthus into Bel'Vethas his relative depth means you may not be able to reach his full potential without a lot of practice beforehand.
Additionally, Karthus also has some amount of CC and other utility, a similar amount to Bel'Veth. This makes her just as valuable during team fights, especially when trying to counter champions with a lot of burst damage.
While there isn't a single best champion overall in League of Legends, in Karthus vs Bel'Veth matchups, Bel'Veth is the better champion with a much lower win rate, less champion complexity, and a similar amount of utility to help out your allied champions during late stage team fights.
Karthus is a terribly counter for Bel'Veth. Focus your strategy on keeping up your gold and cs and clearing objectives. If you are able to do that, you should do very well as Karthus against Bel'Veth.
If you would like to truly master Karthus in order to counter Bel'Veth during both the early game and mid / late game phases of League of Legends, you should keep reading to gather a few extra tips and tricks for this matchup. If you pay attention to the build and suggestions presented above, you should grow your win rate by a lot and be closer to League of Legends pro players.
Karthus often picks up more CS relative to Bel'Veth. Champions who typically don't get much CS usualy don't require much CS to be effective, such as support champions. These kinds of champions are capable of scaling well off of their skills, stats, and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, often have to have many items to be effective. In either case, try to surpass the numbers displayed on this page to do well.
The ideal items to have in your Karthus versus Bel'Veth build include Rabadon's Deathcap, Malignance, and Liandry's Torment. When Karthus used at least these three items in his build, he performed much better countering Bel'Veth than with most other commonly used item sets. In fact, Karthus boasted an average winrate of 44.5% when playing against Bel'Veth with this counter build.
To have the highest probability of coming out on top against Bel'Veth as Karthus, Karthus players should use the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Eyeball Collection, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Out of all the runes players used for Karthus vs Bel'Veth counters, this sequence of runes yielded the highest win rate. Moreover, these runes gave a 44.5% win rate overall.
By default, tips, stats, and builds on how to beat Bel'Veth as Karthus are displayed for all skill levels combined. If you want to narrow the stats and builds to a distinct player tier, you can use the selection menu earlier on the page.