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

Karthus with Janna

How to Win With Karthus and Janna Paired TogetherKarthus is in the s tier of champions
Mage
SupportMage

How to Synergize Karthus and Janna

based on 1,225 Karthus with Janna pairs
Win Rate
48.9 %
K/D/A
2.24
Pick Rate
2.5 %

How We Analyze Champion Pairings in LoL

We download data from from millions of League games straight from Riot Games each week. Karthus has gone into battle with Janna in 1225 recently played, ranked games. By pooling so much great data from the publishers of LoL, we are sure that we can produce robust, insightful builds to help Karthus play with Janna. It is relatively rare for Karthus to play with Janna on the same side. This has only taken place in approx. 2.5% of rounds with Karthus.

Karthus Janna Synergy Summary

Unfortunately, Karthus has done a below average job of synergizing with Janna. Usually, he wins an acceptable 48.9% of matches the champions try and work together in. If you want to win more matches as Karthus when fighting on the same team as Janna by figuring out how to better synergize your tactics with her, then review the complete build (with items, runes, summoner spells, and skills) below!

Best Karthus vs Janna Counter Build

Items

Starter Items

Time Target
Scorchclaw PupHealth Potion

Early Items

~5 Mins
Amplifying TomeFiendish Codex

Core Karthus Items

~22 Mins
Rabadon's DeathcapMalignanceLiandry's Torment

Optional Items

Void StaffShadowflameLuden's CompanionStormsurge

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 Janna

Tips for Playing as Karthus with Janna

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.

Advice to Understand How Janna Will Play

Timing Janna's ultimate can push enemies away from a wounded ally or even separate enemies.

Eye of the Storm can be used on allied turrets.

Quickly firing a Howling Gale without the charge up can be used to heavily disable the other team.

Karthus Janna Synergy Stats

Karthus Image
Win Rate
48.9 %
VS
Win Rate
51.1 %
Janna Image
6.8
< Kills >
7
7.1
< Deaths >
7.6
9.1
< Assists >
9.5
1.61
< Killing Sprees >
1.63
87
< Minions Killed >
88
0.93
< Dragons Killed >
0.89
0.29
< Inhibitors >
0.28
237
< Physical Damage >
246
28,826
< Magic Damage >
29,153
2,013
< True Damage >
2,031
31,077
< Damage Dealt >
31,430
29,721
< Damage Taken >
29,785
12,671
< Gold Earned >
12,799
1.09
< Towers >
1.08
0.27
< Baron Takedowns >
0.23
9,814
< Total Healing >
9,279
14,763
< Experience >
14,921
18
< Vision Score >
19
6
< Wards Placed >
7
216
< Time Dealing CC >
221

How to Play with Janna as Karthus in LoL

The Karthus Janna synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Janna, 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 very large drop in his KDA (ratio of kills and assists to deaths) when paired with Janna. His KDA decreased from NaN to NaN. This worsening shows that Janna helps Karthus perform poorer in competitive League matches. Yet, the small difference demonstrates that this performance change is only marginal.

When Karthus is paired with Janna, he observes a little drop in his total damage output. This difference may indicate that Janna does not help protection for him to deal more damage or that her presence on the team also helps increase the round's duration. Similarly, when Karthus is played alongside Janna on the same side, he usually scores many fewer killing sprees compared to when he plays without Janna. This is contrasting evidence that he is worse when playing with Janna.

Moreover, when Karthus plays with Janna on the same team, he usually takes a little less damage than when he fights alone. Receiving not as much damage could indicate that Janna does a decent job of covering Karthus during team fights.

Synergies between Karthus and Janna

Damage Types Compared

Karthus
Janna
Physical Damage
Magic Damage
True Damage

Champion Playstyles Contrasted

Karthus
Janna

Is Karthus better when played alongside Janna?

There is no top synergy for Karthus that will 100% of the time be his top synergy. Yet, overall, Janna is a pretty good teammate for Karthus. By playing on the same team as Karthus, she improves their win rate by 1.6% to 48.9%. This proves that there is a somewhat important bond between Karthus and Janna that results in them performing better together than alone.

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

When playing alongside, you should observe an overall large increase in your team’s capability to to do a lot of AP damage. Combined, these two are able to dish out a surprising amount of magic type damage.

Although, by bringing Karthus and Janna together, you probably will not be providing your side a great deal of anti-tank damage dealing potential. Make sure to have other champs on your team that fills this relative gap in their capabilities.

Regardless of the ability of your Janna ally, you need to focus on maximizing your income, outlasting your enemies, and clearing objectives. If you do this, you should do well, regardless.

Additional Information for Karthus Players

How We Calculated Our Karthus Janna Synergy Build and Stats

For this guide on pairing Karthus and Janna, we analyzed 1,225 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 Janna 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

If you would like to learn all of the intricacies of Karthus to pair well with Janna during both the lane and mid / late game phases of League of Legends games, you should keep reading to master a few extra tips and tricks for this champion pairing. If you listen to the build and suggestions displayed above, you will increase your win rate by a lot.

The most important items to focus on in your Karthus and Janna synergy build consist of Rabadon's Deathcap, Malignance, and Liandry's Torment. When Karthus included at least these three pieces in his build, he did significantly better when fighting alongside Janna than with many other common item sets. In fact, Karthus had an average win rate of 48.9% helping carry Janna with this build.

To have the greatest likelihood of defeating your oponents, you should use the First Strike, Magical Footwear, Future's Market, Cosmic Insight, Eyeball Collection, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Of all the rune sets that we analyzed for this champion pairing, this sequence of runes yielded the highest win rate. Moreover, these runes provided a 48.9% winrate overall.

By default, tips, stats, and builds on how to pair Janna with Karthus are given for all ranked divisions combined. If you want to narrow the stats and builds to a specific rank, you may use the selection menu earlier in the counter matchup guide.