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How to Synergize Karthus with Zeri on the Same TeamKarthus is in the b tier of champions

Karthus with Zeri

How to Win With Karthus and Zeri Paired TogetherKarthus is in the b tier of champions
Mage
Marksman

How to Synergize Karthus and Zeri

based on 436 Karthus with Zeri pairs
Win Rate
44 %
K/D/A
2.22
Pick Rate
0.9 %

How We Analyze Champion Pairings in LoL

At MOBA Champion, we download the results of from millions of League of Legends games straight from Riot Games each week. Karthus has gone into battle with Zeri in 436 recently played, competitive matches. By gathering so much accurate data from the makers of League of Legends, we are sure that we can give you high-quality, usable builds to help Karthus play with Zeri. It is very rare for Karthus to play with Zeri on the same team. This has only taken place in approximately 0.9% of rounds with Karthus.

Karthus Zeri Synergy Summary

Unfortunately, Karthus has done a terrible job of teaming up with Zeri. On average, he wins a dismal 44.0% of games the champs play on the same team. If you want to maximize your potential as Karthus when playing alongside Zeri by figuring out how to better synergize your gameplay with them, then check out the full build (with items, runes, summoner spells, and skills) below!

Best Karthus vs Zeri Counter Build

Items

Starter Items

Time Target
Scorchclaw PupHealth Potion

Early Items

~5 Mins
Sapphire CrystalAmplifying Tome

Core Karthus Items

~22 Mins
Rabadon's DeathcapMalignanceLiandry's Torment

Optional Items

ShadowflameStormsurge

Summoner Spells

summonerexhaust summoner spell D
summonersmite summoner spell F

Skill Order

First skill for Karthus to level upq
>
Second ability for Karthus to level upe
>
Last skill for Karthus to max outw

Runes

InspirationFirst StrikeMagical FootwearFuture's MarketCosmic Insight
DominationEyeball CollectionUltimate Hunter
Adaptive ForceAdaptive ForceArmor
Karthus's passive ability p
Karthus's q ability q
Karthus's w ability w
Karthus's e ability e
Karthus's ultimate ability r
1
Q
2
E
3
Q
4
W
5
Q
6
R
7
Q
8
E
9
Q
10
E
11
R
12
E
13
E
14
W
15
W
16
R

Guide to Synergizing Karthus and Zeri

Tips for Playing as Karthus with Zeri

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.

Karthus Zeri Synergy Stats

Karthus Image
Win Rate
44 %
VS
Win Rate
56 %
Zeri Image
6.9
< Kills >
7
7.3
< Deaths >
7.6
9.3
< Assists >
9.5
1.62
< Killing Sprees >
1.63
69
< Minions Killed >
88
1.08
< Dragons Killed >
0.89
0.26
< Inhibitors >
0.28
240
< Physical Damage >
246
28,541
< Magic Damage >
29,153
2,212
< True Damage >
2,031
30,994
< Damage Dealt >
31,430
31,125
< Damage Taken >
29,785
12,849
< Gold Earned >
12,799
0.92
< Towers >
1.08
0.23
< Baron Takedowns >
0.23
10,949
< Total Healing >
9,279
15,083
< Experience >
14,921
19
< Vision Score >
19
7
< Wards Placed >
7
228
< Time Dealing CC >
221

How to Play with Zeri as Karthus in LoL

The Karthus Zeri synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Zeri, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.

Overall, Karthus sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Zeri. His KDA decreased from NaN to NaN. This worsening shows that Zeri helps Karthus perform poorer in ranked League of Legends rounds. Yet, the small difference indicates that this performance change is only marginal.

When Karthus is paired with Zeri, he gets a barely noticable drop in his complete damage output. This may signal that Zeri does not help protection for him to deal more damage or that their presence on the team also helps extend the round's duration. Similarly, when Karthus is played together with Zeri on the same team, he usually scores many fewer killing sprees than when he plays on his own. This is contrasting evidence that he is worse when playing with Zeri.

Moreover, when Karthus plays with Zeri on the same team, he typically receives a little more damage than when he plays alone. Getting dealt more damage could indicate that Zeri does a poor job of covering Karthus in teamfights.

Synergies between Karthus and Zeri

Damage Types Compared

Karthus
Zeri
Physical Damage
Magic Damage
True Damage

Champion Playstyles Contrasted

Karthus
Zeri

Is Karthus better when played alongside Zeri?

There is no perfect companion for Karthus that will always be his #1 teammate. Yet, overall, Zeri is a terrible companion for Karthus. By locking into the same side as Karthus, they lowers their win rate by -3.3% to 44.0%. This proves that there is a very bad bond between Karthus and Zeri that results in them performing worse together than alone.

Zeri has a lower difficulty than Karthus. That means Karthus players don't need to be careful when enlisting Zeri comrades to play with, as they will require a relatively low level of skill to be able to cooperate well with you.

Working alongside, Karthus players should see an overall large increase in your team’s ability to deal magical damage. Together, these champions are able to dish out a surprising amount of magic type damage.

In contrast, by aligning Karthus and Zeri together, you may not be granting your team much tankyness. We recommend you include other champions on your team that neutralizes this hole in this pairing's kit.

Regardless of the ability of your Zeri teammate, you should focus on increasing your gold income, warding to avoid ambushes, and taking down objectives. If you follow these simple suggestions, you will do well anyway.

Additional Information for Karthus Players

How We Calculated Our Karthus Zeri Synergy Build and Stats

For this guide on pairing Karthus and Zeri, we analyzed 436 ranked and recent League of Legends matches. We perform advanced data cleaning and statistical methods to guarantee that our team synergy stats are accurate and reliable. You can be confident that our recommended build to pair Karthus with Zeri comes from actual 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 your division's most relevant stats and build.

Other Useful Resources

Further Insights to Win with this Champion Pairing

To truly master Karthus to work well with Zeri during both the laning and mid / late game phases of League of Legends rounds, you should continue reading to learn a few extra lessons on this champion pairing. If you mind the build and suggestions displayed above, you should increase your win rate by a lot.

The most important finished items to build first in your Karthus and Zeri synergy build include Rabadon's Deathcap, Malignance, and Liandry's Torment. When Karthus used at least these three pieces in his build, he did a lot better as an ally of Zeri than with many other common item sets. In fact, Karthus boasted an average win rate of 44.0% when playing alongside Zeri with these items in his kit.

To have the greatest chance of beating your oponents, 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. Out of all the runes players picked for this champion pairing, this mix of runes yielded the best win rate. Notably, these runes gave a 44.0% win rate overall.

If you need to get Karthus with Zeri synergy tips and builds for a a specific skill level, please select one from the selection menu provided above. At first, the statistics and guides displayed are calculated using all matches with data with these champions.