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.
Try harassing Tryndamere early so he can't kill minions and heal with Bloodlust.
Most of Tryndamere's damage is physical. If he's getting too strong, consider buying a Thornmail.
Remember, Tryndamere can only slow you if you are facing away from him.
The stats provided here feature several significant Karthus versus Tryndamere matchup statistics that can help you realize the differences between the pair. For instance, Karthus’s KDA ratio ([kills + assists] / deaths) of NaN is better than Tryndamere’s KDA ratio of NaN, showing that Karthus may be more central to his team's team fighting potential than Tryndamere. This observation is in large part a result of the differences in assists.
Karthus normally has a similar longest kill spree as his counter does. On average, he receives less damage than Tryndamere. This typically indicates differing health capacities; however, it can also indicate that the one champion has less agility and thus is not able to escape further damage when poked or engaged.
Both League of Legends champs are great. Both champs have their strengths, weaknesses, and counters. In League's current meta, Karthus usually loses when playing against Tryndamere, with a 46.5% win rate. Therefore, Karthus makes a poor counter to Tryndamere.
While Karthus does have a lower winrate compared to Tryndamere, when they face off with one another, Karthus also has a greater level of difficulty that makes him a more complex champ to develop with. You should be very concerned when picking Karthus into Tryndamereas his relative depth means that you may not be able to unleash his full potential without a lot of practice beforehand.
Additionally, Karthus also has some amount of utility and CC, a similar amount to Tryndamere. This often makes her just as valuable during teamfights, especially when facing champions with a ton of burst damage.
While there isn't a single best champion in League of Legends, in Karthus vs Tryndamere matchups, Tryndamere is the better champ with a much lower win rate, more champion depth, and a similar amount of utility to help out your allies during late stage team fights.
Karthus is a garbage counter for Tryndamere. You will do well by focussing your strategy on increasing your gold income and destroying objectives. If you can do that, you should hold your own as Karthus against Tryndamere.
To learn all of the intricacies of Karthus to counter Tryndamere during both the early game and mid / late game phases of League of Legends, you should continue reading to gather a few extra tips and tricks for this matchup. If you mind the build and tips shown above, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Karthus most often racks up less CS as Tryndamere. Champs who typically don't take much CS usualy don't need much CS to be effective, such as support champions. These kinds of champions are able to scale properly off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, usually require a lot of items to be effective. In either situation, try to do better than the values shown on this page to do well.
The top items to focus on in your Karthus versus Tryndamere build include Rabadon's Deathcap, Shadowflame, and Stormsurge. When Karthus included at least these three items in his build, he did significantly better versus Tryndamere than with most other common item sets. In fact, Karthus had an average winrate of 46.5% when playing against Tryndamere with these items in his kit.
To have the best likelihood of coming out on top against Tryndamere as Karthus, you should equip the Dark Harvest, Cheap Shot, Eyeball Collection, Ultimate Hunter, Gathering Storm, and Transcendence runes from the Domination and Sorcery rune sets. Of all the rune builds we have analyed for Karthus vs Tryndamere counter picks, this mix of runes yielded the best win rate. Moreover, these runes gave a 46.5% winrate overall.
If you would like to view Karthus x Tryndamere tips and counter builds for a a specific skill level, please select one from the selection menu displayed above. If viewing for the first time, the stats and strategies shown are computed using all games played with both champs.