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How to Synergize Rek'Sai with Karthus on the Same TeamRek'Sai is in the b tier of champions

Rek'Sai with Karthus

How to Win With Rek'Sai and Karthus Paired TogetherRek'Sai is in the b tier of champions
Fighter
Mage

How to Synergize Rek'Sai and Karthus

based on 112 Rek'Sai with Karthus pairs
Win Rate
50.9 %
K/D/A
2.44
Pick Rate
0.6 %

How We Analyze Champion Pairings in LoL

We download the stats from from millions of LoL rounds directly from Riot Games each and every week. Rek'Sai has fought alongside Karthus in 112 recently played, competitive matches. By gathering so much relevant data directly from the hosts of League of Legends, we have complete confidence that we can present to you high-quality, usable builds to help Rek'Sai play with Karthus. It is very rare for Rek'Sai to play alongside Karthus on the same side. This pairing has only taken place in approximately 0.6% of rounds with Rek'Sai.

Rek'Sai Karthus Synergy Summary

Rek'Sai has done a average job of synergizing with Karthus. Usually, he wins an acceptable 50.9% of games the champs appear on the same team. If you want to do better as Rek'Sai when playing alongside Karthus by learning how to better synergize your gameplay with him, then dig into the complete build (with items, runes, summoner spells, and skills) below!

Best Rek'Sai vs Karthus Counter Build

Items

Starter Items

Time Target
Scorchclaw PupHealth Potion

Early Items

~5 Mins
Long SwordSerrated Dirk

Core Rek'Sai Items

~22 Mins
Guardian AngelSterak's GageBlack Cleaver

Optional Items

Titanic Hydra

Summoner Spells

summonerflash summoner spell D
summonersmite summoner spell F

Skill Order

First skill for Rek'Sai to level upq
>
Second ability for Rek'Sai to level upe
>
Last skill for Rek'Sai to max outw

Runes

DominationHail of BladesCheap ShotGhost PoroRelentless Hunter
SorceryCelerityGathering Storm
Attack SpeedAdaptive ForceArmor
Rek'Sai's passive ability p
Rek'Sai's q ability q
Rek'Sai's w ability w
Rek'Sai's e ability e
Rek'Sai's ultimate ability r
1
Q
2
W
3
E
4
Q
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 Rek'Sai and Karthus

Tips for Playing as Rek'Sai with Karthus

Keeping tunnels spread out across the map will ensure you have choices when you want to cast Void Rush.

Cast Burrow before travelling around the map to take advantage of the increased Move Speed and the safety provided by Tremor Sense.

Tremor Sense can warn you of enemies closing in, and is particularly useful when entering enemy territory.

Advice to Understand How Karthus Will Play

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.

Rek'Sai Karthus Synergy Stats

Rek'Sai Image
Win Rate
50.9 %
VS
Win Rate
49.1 %
Karthus Image
7.3
< Kills >
7.3
6.4
< Deaths >
6.4
8.3
< Assists >
7.5
1.7
< Killing Sprees >
1.68
35
< Minions Killed >
35
1.39
< Dragons Killed >
1.33
0.36
< Inhibitors >
0.41
13,929
< Physical Damage >
14,055
70
< Magic Damage >
78
3,545
< True Damage >
3,539
17,544
< Damage Dealt >
17,673
34,926
< Damage Taken >
35,595
11,686
< Gold Earned >
11,832
1.27
< Towers >
1.37
0.25
< Baron Takedowns >
0.33
16,271
< Total Healing >
16,912
13,235
< Experience >
13,371
22
< Vision Score >
22
7
< Wards Placed >
6
279
< Time Dealing CC >
284

How to Play with Karthus as Rek'Sai in LoL

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

Overall, Rek'Sai sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Karthus. His KDA worsened from NaN to NaN. This decrease shows that Karthus helps Rek'Sai perform not as well in ranked League of Legends rounds. Yet, the small difference demonstrates that this performance change is only marginal.

When Rek'Sai is an ally to Karthus, he sees a small decrease in his full damage output. This may demonstrate that Karthus does not support by providing cover for him to deal more damage or that his presence also helps extend the round's duration. Similarly, when Rek'Sai is played together with Karthus on the same team, he usually scores many fewer killing sprees than when he plays alone. This is contrasting evidence that he is worse when playing with Karthus.

Additionally, when Rek'Sai plays with Karthus on the same side, he often takes a little less damage than when he fights alone. Taking not as much damage could indicate that Karthus does a decent job of protecting Rek'Sai during teamfights.

Synergies between Rek'Sai and Karthus

Damage Types Compared

Rek'Sai
Karthus
Physical Damage
Magic Damage
True Damage

Champion Playstyles Contrasted

Rek'Sai
Karthus

Is Rek'Sai better when played alongside Karthus?

There is no top ally for Rek'Sai that will always be his ideal synergy. However, overall, Karthus is a good companion for Rek'Sai. By playing on the same side as Rek'Sai, he raises their win rate by 2.5% to 50.9%. This clearly indicates that there is a somewhat important bond between Rek'Sai and Karthus that allows them to perform stronger together than alone.

Karthus has a much greater difficulty compared to Rek'Sai. That means Rek'Sai players need to be careful when finding Karthus comrades to go into battle on the same side as, as they will require a much greater level of skill to be able to cooperate well with you.

Fighting alongside, Rek'Sai players will likely observe an overall large increase in your team’s capacity to deal magical damage. Combined, these champs can blast through enemies with magic damage.

Although, by aligning Rek'Sai and Karthus together, you probably will not be giving your team a lot of tankyness. Make sure to bring other champs on your team that offsets this relative hole in this pairing's playstyle.

Regardless of the ability of your Karthus ally, you should focus on maximizing your income, staying alive by avoiding foolish fights, and clearing objectives. If you heed this simple advice, you should do well anyway.

Additional Information for Rek'Sai Players

How We Calculated Our Rek'Sai Karthus Synergy Build and Stats

For this guide on pairing Rek'Sai and Karthus, we analyzed 112 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 Rek'Sai with Karthus 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 Rek'Sai in order to work well with Karthus during both the lane and mid / late game phases of League of Legends matches, you should continue reading to pick up a few extra tricks and insights into this champion pairing. If you pay attention to the build and stats presented above, you will increase your win rate by a lot.

The ideal items to use in your Rek'Sai and Karthus synergy build include Guardian Angel, Sterak's Gage, and Black Cleaver. When Rek'Sai combined at least these three pieces in his build, he performed a lot better when paired up with Karthus than with many other typical builds. In fact, Rek'Sai had an average win rate of 50.9% when playing alongside Karthus with this build.

To have the highest probability of annihilating your oponents, Rek'Sai players should take the Hail of Blades, Cheap Shot, Ghost Poro, Relentless Hunter, Celerity, and Gathering Storm runes from the Domination and Sorcery rune sets. Of all the runes players chose for this team composition, this blending of runes yielded the best win rate. Notably, these runes averaged a 50.9% winrate overall.

By default, tips, statistics, and builds on how to team up Karthus with Rek'Sai are given for all ranked divisions. If you would like to scope the stats and builds to a particular rank, you may use the selection menu located earlier on the page.