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.
You can crush Bard's healing shrines just by walking over them. Don't let his allies take them without a fight.
Bard's ultimate, Tempered Fate, affects allies, enemies, monsters, and turrets alike. Sometimes it can be to your advantage to jump into it!
Bard's opponents can also travel through his Magical Journey doorways. You can follow him, if you think it's safe.
The stats shown here emphasize some valuable Karthus vs. Bard matchup statistics that may help you understand the distinctions between this pair of champions. For instance, Karthus’s KDA ratio ([kills + assists] / deaths) of NaN is better than Bard’s KDA ratio of NaN, indicating that Karthus may be more central to his team's team fighting capacity than Bard. This observation is largely caused by the differences in killsdeaths.
Karthus usually has a much larger longest kill spree than his counter does. Typically, he takes more damage than Bard. This commonly reflects different amounts of tankyness, but it can also illustrate that the one champ has less agility and thus is unable to kite away from further damage when poked or engaged.
Both LoL champions are great. Both have their pros and cons. In League's current meta, Karthus usually loses when facing off against Bard, with a 44.4% win rate. As a result, Karthus makes a bad counter to Bard.
While Karthus does have a much lower win rate than Bard, when they face off with one another, Karthus also has a lower learning curve that makes him a less time consuming character to pick up and master. You may get destroyed when picking Karthus into Bardas his relative depth means that you may not be able to reach his full potential without a lot of practice beforehand.
Additionally, Karthus has some amount of CC and other utility, a similar amount to Bard. 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 Karthus vs Bard matchups, Bard 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 teamfights.
Karthus is a terribly counter for Bard. Focus your play on increasing your gold and cs and destroying objectives. If you can do that, you should do very well as Karthus against Bard.
If you would like to learn all of the intricacies of Karthus to counter Bard during both the early game and mid / late game phases of League of Legends, you should continue reading to learn a few extra tips and tricks for this matchup. If you listen to the build and stats displayed above, you will grow your win rate significantly and be that much closer to League of Legends pro players.
Karthus often accumulates more CS as Bard. Champions who typically don't earn much CS often don't need much CS to be valuable teammates, such as supports. They are able to scale 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 a lot of items to be effective. In either case, try to do better than the numbers reported here to do well.
The most crucial items to focus on in your Karthus versus Bard build consist of Rabadon's Deathcap, Shadowflame, and Liandry's Torment. When Karthus bought at least these three pieces in his build, he performed significantly better vs Bard than with many other typical counter builds. In fact, Karthus had an average win rate of 44.4% when playing against Bard with this counter build.
To have the greatest chance of coming out on top against Bard as Karthus, you should equip the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Eyeball Collection, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Of all the rune builds that we analyzed for Karthus vs Bard counterpicks, this composite of runes resulted in the greatest win rate. In fact, these runes gave a 44.4% winrate overall.
By default, tips, stats, and builds on how to beat Bard as Karthus are presented for all skill levels combined. If you would like to filter the statistics and builds to a specific skill level, you should use the selection menu above.