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Mage

Karthus Arena Build 
25.09 LoL 

 Augments, Items, Duos
Tier: AWin7.58%Pick6.37%Ban1.40%Games: 100KDA: 1.86Score: 44.76

Karthus is ranked A Tier and has a 7.58% win rate in LoL Arena Patch 25.09. We've analyzed 100 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Malignance, Shadowflame, Rabadon's Deathcap, and Detonation Orb. Karthus's best augments include Laser Eyes (Prismatic), OK Boomerang (Gold), and Clothesline (Silver). For team partners, the best champions include: Kalista and Zed. Karthus's Best Arena matchups include Lulu, Samira, and Vel'Koz. Karthus's Best Arena counters are Sivir, Yone, and Xayah.

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Best Prismatic Augments for Karthus

Laser EyesLaser EyesTier: S+
Prismatic EggPrismatic EggTier: S+
Gamba AnvilGamba AnvilTier: S
Omni SoulOmni SoulTier: S

Best Gold Augments for Karthus

OK BoomerangOK BoomerangTier: S
Scopier WeaponsScopier WeaponsTier: S
Parasitic RelationshipParasitic RelationshipTier: S
And My Axe!And My Axe!Tier: S

Best Silver Augments for Karthus

ClotheslineClotheslineTier: S+
DematerializeDematerializeTier: S+
OverflowOverflowTier: S
Witchful ThinkingWitchful ThinkingTier: S

Karthus Skill Order

Death Defied
123456789101112131415161718
Lay Waste
QQQQQ
Wall of Pain
WWWWW
Defile
EEEEE
Requiem
RRR

Karthus Items by Round

Buy %
1
Guardian's Orb
83%
2
Sorcerer's Shoes
76%
3
Detonation Orb
34%
4
Liandry's Anguish
62%
8
Malignance
62%
11
Shadowflame
39%
14
Rabadon's Deathcap
87%

Karthus Boots

Buy %
Sorcerer's Shoes
76%
Ionian Boots of Lucidity
9%
Ghostcrawlers
2%
Plated Steelcaps
1%

Karthus Situational Items

Buy %
Void Staff
27%
Zhonya's Hourglass
20%
Rod of Ages
10%
Stormsurge
8%
Rite Of Ruin
16%
Riftmaker
4%

Karthus Juices

Buy %
Juice of Power
7%
Juice of Vitality
1%
Juice of Haste
0%

Karthus Prismatic Item Tier List

Detonation OrbA
Pyromancer's CloakB
RunecarverD

Karthus Silver Augment Tier List

ClotheslineS+
DematerializeS+
OverflowS
Witchful ThinkingS
Buff BuddiesS
Transmute: GoldS
Ocean SoulA
Don't ChaseA
Mirror ImageA
GoredrinkA
Juice BoxA
Tank EngineA
Mind to MatterA
ExecutionerB
Ice ColdB
Infernal SoulB
Parasitic MutationB
ADAPtB
Ultimate UnstoppableB
ErosionB
Leg DayC
FirefoxC
Fallen AegisC
Contract KillerC
Dive BomberC
Juice PressD
Frozen FoundationsD
Serve Beyond DeathD

Karthus Gold Augment Tier List

OK BoomerangS
Scopier WeaponsS
Parasitic RelationshipS
And My Axe!S
Big BrainS
VulnerabilityS
It's Killing TimeS
We'll Be Right BackS
Phenomenal EvilA
Apex InventorA
Ethereal WeaponA
Die Another DayA
Transmute: PrismaticA
RecursionA
Magic MissileA
With HasteA
From Beginning to EndA
Stats on Stats!B
Thread the NeedleB
Keystone ConjurerB
Extendo-ArmB
Rabble RousingB
Quest: Urf's ChampionB
FlashyB
OathswornB
It's CriticalB
Combo MasterC
Defensive ManeuversC
Searing DawnC
Willing SacrificeC
MarksmageC
FirebrandD
DeathtouchD
Bread And JamD
Sacrifice: For GoldD

Karthus Prismatic Augment Tier List

Laser EyesS+
Prismatic EggS+
Gamba AnvilS
Omni SoulS
Ultimate RevolutionS
ChauffeurS
Transmute: ChaosS
Giant SlayerA
Wisdom of AgesA
Trueshot ProdigyA
Infernal ConduitA
SpellwakeA
Fey MagicA
Accelerating SorceryA
DoomsayerB
Can't Touch ThisB
Jeweled GauntletB
Quest: Wooglet's WitchcapB
Mad ScientistB
Chain LightningB
Stats on Stats on Stats!B
Ultimate RouletteC
Orbital LaserC
Summoner's RouletteC
GoliathC
DreadbringerC
Quantum ComputingD
Raid BossD
Center of the UniverseD

Best Bans for Karthus in Arena

Galio, the Colossus
S+
Sylas, the Unshackled
S+
Yone, the Unforgotten
S
Sett, the Boss
S
Sona, Maven of the Strings
S
Vladimir, the Crimson Reaper
A
Shaco, the Demon Jester
A
Kha'Zix, the Voidreaver
A
Zoe, the Aspect of Twilight
A
Kassadin, the Void Walker
A
Jinx, the Loose Cannon
A
Sivir, the Battle Mistress
A
Xayah, the Rebel
A
K'Sante, the Pride of Nazumah
A
Vayne, the Night Hunter
A
Brand, the Burning Vengeance
A
Samira, the Desert Rose
A
Olaf, the Berserker
A
Kennen, the Heart of the Tempest
A
Lulu, the Fae Sorceress
A
Teemo, the Swift Scout
A

Best Karthus Duo Champions in Arena(over 51% top 2 rate with Karthus)

Kalista, the Spear of Vengeance
+49.0
Zed, the Master of Shadows
+15.7

Average Karthus Duo Champions in Arena(49% - 51% top 2 rate with Karthus)

Alistar, the Minotaur
Aurora, the Witch Between Worlds
Kennen, the Heart of the Tempest
Qiyana, Empress of the Elements
Rell, the Iron Maiden
Vi, the Piltover Enforcer

Below Average Karthus Duo Champions in Arena(under 49% top 2 rate with Karthus)

Sion, The Undead Juggernaut
-15.7

Best Champions to Counter Karthus in Arena(under 49% top 2 rate for Karthus)

Karthus, the Deathsinger
-21.7
Sivir, the Battle Mistress
-20.4
Yone, the Unforgotten
-20.4
Xayah, the Rebel
-19.0
Sylas, the Unshackled
-18.2
Jinx, the Loose Cannon
-15.7
Olaf, the Berserker
-15.7
Teemo, the Swift Scout
-15.7
Shaco, the Demon Jester
-13.7
Galio, the Colossus
-12.6
Vayne, the Night Hunter
-12.6
Gwen, The Hallowed Seamstress
-11.5
Vladimir, the Crimson Reaper
-10.5
Fiddlesticks, the Ancient Fear
-9.0
Nami, the Tidecaller
-9.0
Nautilus, the Titan of the Depths
-9.0
Swain, the Noxian Grand General
-7.8
Kassadin, the Void Walker
-6.1
Sona, Maven of the Strings
-6.1
Sett, the Boss
-5.5

Best Matchups for Karthus in Arena(over 51% top 2 rate for Karthus)

Lulu, the Fae Sorceress
+15.7
Samira, the Desert Rose
+15.7
Vel'Koz, the Eye of the Void
+15.7
Aatrox, the Darkin Blade
+9.0
Jayce, the Defender of Tomorrow
+9.0
Mordekaiser, the Iron Revenant
+9.0
Sejuani, Fury of the North
+9.0
Zeri, The Spark of Zaun
+9.0
Ambessa, Matriarch of War
+6.1
Kha'Zix, the Voidreaver
+6.1
Nunu, the Boy and His Yeti
+6.1
Zoe, the Aspect of Twilight
+6.1
Zyra, Rise of the Thorns
+6.1
Brand, the Burning Vengeance
+1.9

Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)

Anivia, the Cryophoenix
Annie, the Dark Child
Fizz, the Tidal Trickster
Gnar, the Missing Link
K'Sante, the Pride of Nazumah
Kalista, the Spear of Vengeance
Kayle, the Righteous
Kennen, the Heart of the Tempest
Lee Sin, the Blind Monk
Tristana, the Yordle Gunner
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