Mordekaiser vs Karthus Counter Build

How to Win Mordekaiser vs Karthus Counter Matchup vs How to Beat Karthus as Mordekaiser in LoL

How to Beat Karthus as Mordekaiser

3,656 Mordekaiser vs Karthus Matchups Analyzed

Win Rate


First Blood


Best Mordekaiser Items to Counter Karthus

The top items to focus on in your Mordekaiser versus Karthus build consist of Nashor's Tooth, Riftmaker, and Demonic Embrace. When Mordekaiser incorporated at least these three pieces in his build, he performed a lot better versus Karthus than with most other commonly used item sets.


7.2 | Mordekaiser Karthus | 7.7


6.4 | Mordekaiser Karthus | 7.6


4.7 | Mordekaiser Karthus | 9.5

Best Mordekaiser Runes to Counter Karthus

Conqueror Rune Conqueror
Triumph Rune Triumph
Legend: Alacrity Rune Legend: Alacrity
Last Stand Rune Last Stand
Bone Plating Rune Bone Plating
Revitalize Rune Revitalize
To have the best probability of vanquishing Karthus as Mordekaiser, Mordekaiser players should use the Conqueror, Triumph, Legend: Alacrity, Last Stand, Bone Plating, and Revitalize runes. Out of all the rune sets that we analyzed for Mordekaiser vs Karthus clashes, this blending of runes yielded the best win rate. We have also displayed the top Karthus runes to counterpick against Mordekaiser in order to help you interpret how he will likely be played to try to beat your champion.

Runes Karthus Will Likely Use to Counter Mordekaiser

Dark Harvest Rune Dark Harvest
Cheap Shot Rune Cheap Shot
Eyeball Collection Rune Eyeball Collection
Ultimate Hunter Rune Ultimate Hunter
Presence of Mind Rune Presence of Mind
Coup de Grace Rune Coup de Grace

Mordekaiser vs Karthus Counter Stats Summary

The stats shown here show several vital Mordekaiser against Karthus counter stats that can help us interpret the differences and similarities between the two. For instance, Mordekaiser’s KDA ratio ([kills + assists] / deaths) of 1.9 is worse than Karthus’s ratio of 2.3, showing that Mordekaiser may be less central to his team's team fighting capacity than Karthus. This observation is in large part caused by the differences in assists.

Mordekaiser normally has a slightly larger longest kill spree than his opponent does. Commonly, Mordekaiser receives more damage than Karthus. This typically indicates differing health capacities, but it can also indicate that the champion with increased HP has less agility and thus is not able to escape further damage when poked or engaged.

Mordekaiser usually racks up much more CS than Karthus. Champs that do not acquire very much CS typically do not need much CS to be useful. They are capable of scaling properly off of their skills and stats alone. However, champs with tons of CS, such as ADCs, usually need a lot of items to be useful. In either situation, work to best the values presented here to do well.

If you need to view Mordekaiser vs Karthus tips and builds for a a distinct division, please choose one from the selection menu providedabove. If viewing for the first time, the stats and strategies displayed are calculated using every round played with these champs.

Killing Spree

3.1 | Mordekaiser Karthus | 2.8

Damage Dealt

19,883 | Mordekaiser Karthus | 28,580

Damage Taken

30,130 | Mordekaiser Karthus | 23,862

Gold Earned

11,311 | Mordekaiser Karthus | 11,943

Minions Killed

132 | Mordekaiser Karthus | 77


5.4 | Mordekaiser Karthus | 5.3

Dragons Killed

2.2 | Mordekaiser Karthus | 1.8

Barons Killed

0.5 | Mordekaiser Karthus | 0.4


1 | Mordekaiser Karthus | 0.9

Mordekaiser vs Karthus Matchup Summary

We produce our matchup statistics from the millions of rated League of Legends matches that we evaluate every week. This Mordekaiser vs Karthus counter guide came out of an evaluation of 3,656 ranked matches where both champs faced one another.

This particular pairing is relatively rare. Mordekaiser is forced to battle against Karthus in only 2.6% of his games. Unfortunitally, Mordekaiser has done a poor job of beating Karthus. Typically, Mordekaiser wins a acceptable 49.0% of matches the champs fight each other in. In Mordekaiser versus Karthus games, Mordekaiser’s team is 1.0% more probable to obtain first blood. This indicates that he most likely will be able to get first blood against Karthus.

How We Analyze Our Champion Counters

For this counter guide, we analyzed 3,656 Mordekaiser vs Karthus matchups from recent LoL games. We use rigorous data cleaning and processing methods to ensure that our counter stats are of the highest quality. You can rest assured that the recommended build to counter Karthus as Mordekaiser comes from real data and is not the fabrication of some random LoL player, as some other sites provide. You can use the filters at the top of the page to view the most relevant stats and items to your rank.