Rengar vs Karthus Counter Build

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

How to Beat Karthus as Rengar

1,815 Rengar vs Karthus Matchups Analyzed

Win Rate


First Blood


Best Rengar Items to Counter Karthus

The top items to focus on in your Rengar versus Karthus build consist of Infinity Edge, Essence Reaver, and Eclipse. When Rengar bought at least these three items in his build, he did significantly better versus Karthus than with most other commonly used item sets.


9.1 | Rengar Karthus | 7.7


6.9 | Rengar Karthus | 7.4


5.5 | Rengar Karthus | 9.2

Best Rengar Runes to Counter Karthus

Conqueror Rune Conqueror
Triumph Rune Triumph
Legend: Alacrity Rune Legend: Alacrity
Coup de Grace Rune Coup de Grace
Sudden Impact Rune Sudden Impact
Relentless Hunter Rune Relentless Hunter
To have the highest probability of vanquishing Karthus as Rengar, Rengar players should take the Conqueror, Triumph, Legend: Alacrity, Coup de Grace, Sudden Impact, and Relentless Hunter runes. Out of all the runes players used for Rengar vs Karthus counterpicks, this composite of runes resulted in the greatest win rate. We have also shown the top Karthus runes to counterpick against Rengar to help you realize how he will probably be setup against you.

Runes Karthus Will Likely Use to Counter Rengar

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
Last Stand Rune Last Stand

Rengar vs Karthus Counter Stats Summary

The stats shown here show some influential Rengar against Karthus counter stats that may help us figure out the distinctions between these two champs. Rengar’s KDA ratio ([kills + assists] / deaths) of 2.1 is nearly equal to Karthus’s KDA ratio of 2.3, demonstrating that Rengar may be just as central to his team's team fighting capacity than Karthus.

Rengar usually has a much larger longest kill spree than his counter does. Commonly, Rengar takes more damage than Karthus. This is usually reflective of different amounts of tankyness; however, it can also show that the one champ has less agility and thus is not able to escape further damage when poked or engaged.

In Rengar vs Karthus matchups, Rengar usually totals a similar amount of CS than Karthus. Champs that do not get very much CS typically do not require much CS to be effective. Instead, they are able to scale properly off their abilities alone. However, champions with plenty of minion kills, such as carries, typically have to have a lot of items to be effective. In either situation, work to top the values shown here to do well.

By default, Rengar vs Karthus tips, statistics, and build guide are given for all skill levels, merged. If you want to narrow the statistics and builds to a particular skill level, you should use the selection menu earlier on the page.

Killing Spree

3.7 | Rengar Karthus | 2.8

Damage Dealt

19,348 | Rengar Karthus | 27,809

Damage Taken

31,859 | Rengar Karthus | 24,050

Gold Earned

12,161 | Rengar Karthus | 12,019

Minions Killed

66 | Rengar Karthus | 77


5.6 | Rengar Karthus | 5.2

Dragons Killed

2.1 | Rengar Karthus | 1.9

Barons Killed

0.5 | Rengar Karthus | 0.4


1 | Rengar Karthus | 0.9

Rengar vs Karthus Matchup Summary

We at MOBA Champion evaluate millions of recently ranked League of Legends games each and every week. Within our data, Rengar did battle with Karthus in 1,815 matches. Including so many matchups for Rengar versus Karthus provides us a lot of faith in our ability to produce informative stats and a solid build to obliterate your foe.

This champ matchup is relatively rare. Rengar fights Karthus in only 2.7% of his rounds. Rengar does a ok job of countering Karthus. Normally, he wins a acceptable 50.0% of the time the champions face off with each other in. In Rengar versus Karthus rounds, Rengar’s team is 6.0% more likely to get first blood. This implies that he probably will get first blood against Karthus.

How We Analyze Our Champion Counters

For this counter guide, we analyzed 1,815 Rengar 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 Rengar 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.