Poison Trail is very effective at farming and harassing, allowing Singed to dominate the flow of whatever lane he's in.
Flinging enemies into your tower can deal heavy amounts of damage to them.
Use Insanity Potion to trick your opponents into chasing you through your Poison Trail.
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 provided here show several important Singed vs. Karthus matchup statistics that can help you grasp the differences and similarities between the two. Singed’s KDA ratio ([kills + assists] / deaths) of NaN is better than Karthus’s ratio of NaN, showing that Singed may be more central to his team's team fighting potential than Karthus..
Singed normally has a slightly smaller longest kill spree than his opponent does. Commonly, he receives more damage than Karthus. This is usually reflective of different amounts of tankyness, but it can also indicate that the one champ has less mobility and thus is not able to kite away from further damage when poked or engaged.
Both League champs are great champions. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Singed usually wins when facing off against Karthus, with a 51.3% win rate. Therefore, Singed makes a good counter for Karthus.
While Singed does have a higher win rate compared to Karthus, when they face off with one another, Singed also has a lower level of difficulty that makes him a less complex champ to develop with. You should be careful when picking Singed into Karthus.
Additionally, Singed also has almost no amount of CC and other utility, a similar amount to Karthus. This often makes her just as valuable during team fights, especially when facing champions with a ton of burst damage.
While there is not one best champion overall in League of Legends, in Singed vs Karthus matchups, Singed is the better champion with a higher win rate, less champion complexity, and a similar amount of utility to help out your team members during teamfights.
Singed is a decent counter to Karthus. You will do well by focussing your play on increasing your gold and cs and clearing objectives. If you are able to do that, you should be able to stand on your own as Singed against Karthus.
If you would like to truly master Singed 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 presented here, you will grow your win rate by a lot and be that much closer to League of Legends pro players.
Singed usually picks up more CS compared to Karthus. Champs who on average don't earn much CS usualy don't require much CS to be effective, such as support champions. They are capable of scaling well off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, typically need several high cost items to be effective. In either situation, try to surpass the numbers reported on this page to do well.
The top items to focus on in your Singed versus Karthus build include Riftmaker, Liandry's Torment, and Jak'Sho, The Protean. When Singed incorporated at least these three items in his build, he did significantly better when facing Karthus than with many other typical counter builds. In fact, Singed had an average win rate of 51.3% battling Karthus with this counter build.
To have the best likelihood of crushing Karthus as Singed, you should take the Conqueror, Triumph, Legend: Tenacity, Last Stand, Celerity, and Nimbus Cloak runes from the Precision and Sorcery rune sets. Out of all the rune combinations we have analyed for Singed vs Karthus counterpicks, this combination of runes resulted in the highest win rate. Notably, these runes averaged a 51.3% winrate overall.
By default, tips, statistics, and builds on how to beat Karthus as Singed are given for every ranked division. If you would like to narrow the stats and builds to a distinct skill level, you can use the selection menu at the top of this page.