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Mage

Karthus Arena Build 
25.15 LoL 

 Augments, Items, Duos
Tier: AWin17.86%Pick8.07%Ban1.14%Games: 61KDA: 2.01Score: 49.49

Karthus is ranked A Tier and has a 17.86% win rate in LoL Arena Patch 25.15. We've analyzed 61 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Rabadon's Deathcap, Liandry's Anguish, Shadowflame, Void Staff, and Night Harvester. Karthus's best augments include Chain Lightning (Prismatic), OK Boomerang (Gold), and Castle (Silver). Karthus's Best Arena matchups include Xerath, Akali, and Aphelios. Karthus's Best Arena counters are Tahm Kench, Amumu, and Sylas.

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Best Prismatic Augments for Karthus

Chain LightningChain LightningTier: S
Laser EyesLaser EyesTier: S
Jeweled GauntletJeweled GauntletTier: S
Ultimate RevolutionUltimate RevolutionTier: S

Best Gold Augments for Karthus

OK BoomerangOK BoomerangTier: S+
Thread the NeedleThread the NeedleTier: S+
VulnerabilityVulnerabilityTier: S
Big BrainBig BrainTier: S

Best Silver Augments for Karthus

CastleCastleTier: S+
ADAPtADAPtTier: S+
Witchful ThinkingWitchful ThinkingTier: S
Ice ColdIce ColdTier: 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
85%
2
Sorcerer's Shoes
77%
3
Night Harvester
21%
4
Rabadon's Deathcap
93%
8
Liandry's Anguish
46%
11
Shadowflame
36%
14
Void Staff
34%

Karthus Boots

Buy %
Sorcerer's Shoes
77%
Ionian Boots of Lucidity
2%

Karthus Situational Items

Buy %
Cryptbloom
7%
Luden's Companion
10%
Axiom Arc
5%
Perplexity
10%
Horizon Focus
8%
Rite Of Ruin
11%

Karthus Juices

Buy %
Juice of Power
7%
Juice of Haste
2%
Juice of Vitality
2%

Karthus Prismatic Item Tier List

Night HarvesterB
Detonation OrbD

Karthus Silver Augment Tier List

CastleS+
ADAPtS+
Witchful ThinkingS
Ice ColdS
Don't ChaseS
Ultimate UnstoppableS
Tank EngineS
Contract KillerA
Transmute: GoldA
ErosionA
Serve Beyond DeathA
FirefoxA
Stats!A
ExecutionerA
Mind to MatterB
Fruits of Your LaborB
OverflowB
Parasitic MutationB
Juice PressB
Infernal SoulB
Dive BomberB
Warmup RoutineC
Hold Very StillC
DematerializeC
Ocean SoulC
Fire SaleC
Tank It Or Leave ItD
Fallen AegisD
FlashbangD

Karthus Gold Augment Tier List

OK BoomerangS+
Thread the NeedleS+
VulnerabilityS
Big BrainS
It's Killing TimeS
Transmute: PrismaticS
From Beginning to EndS
Phenomenal EvilA
Die Another DayA
With HasteA
MarksmageA
Magic MissileA
It's CriticalA
Stats on Stats!A
Keystone ConjurerB
Divine InterventionB
Dark BlessingB
RecursionB
Apex InventorB
Quest: Urf's ChampionB
Skilled SniperB
FlashyB
Critical HealingC
Soul SiphonC
And My Axe!C
VanishD
Searing DawnD
Rabble RousingD
DeathtouchD
Ethereal WeaponD

Karthus Prismatic Augment Tier List

Chain LightningS
Laser EyesS
Jeweled GauntletS
Ultimate RevolutionS
Gamba AnvilA
DoomsayerA
Giant SlayerA
Infernal ConduitA
Ultimate RouletteB
EurekaB
SpellwakeB
Quest: Wooglet's WitchcapB
GoliathC
Transmute: ChaosC
Stats on Stats on Stats!C
Trueshot ProdigyD
Center of the UniverseD

Best Bans for Karthus in Arena

Tahm Kench, The River King
S+
Sylas, the Unshackled
S
Amumu, the Sad Mummy
S
Kai'Sa, Daughter of the Void
S
Ornn, The Fire below the Mountain
A
Volibear, the Relentless Storm
A
Shyvana, the Half-Dragon
A
Viego, The Ruined King
A
Nunu, the Boy and His Yeti
A
Garen, The Might of Demacia
A
Trundle, the Troll King
A
Braum, the Heart of the Freljord
A
Ezreal, the Prodigal Explorer
A
Evelynn, Agony's Embrace
A
Hwei, the Visionary
A
Pantheon, the Unbreakable Spear
A
Sion, The Undead Juggernaut
A
Shen, the Eye of Twilight
A
Yunara, the Unbroken Faith
A
Nidalee, the Bestial Huntress
A
K'Sante, the Pride of Nazumah
B

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

Nilah, the Joy Unbound
Yunara, the Unbroken Faith

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

Corki, the Daring Bombardier
-15.7

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

Tahm Kench, The River King
-21.7
Amumu, the Sad Mummy
-20.4
Sylas, the Unshackled
-19.0
Bel'Veth, the Empress of the Void
-15.7
Evelynn, Agony's Embrace
-15.7
Garen, The Might of Demacia
-15.7
Kai'Sa, Daughter of the Void
-15.7
Shyvana, the Half-Dragon
-15.7
Trundle, the Troll King
-15.7
Viego, The Ruined King
-15.7
Ornn, The Fire below the Mountain
-12.6
Cassiopeia, the Serpent's Embrace
-9.0
Ezreal, the Prodigal Explorer
-9.0
Gnar, the Missing Link
-9.0
K'Sante, the Pride of Nazumah
-9.0
Nidalee, the Bestial Huntress
-9.0
Pantheon, the Unbreakable Spear
-9.0
Sion, The Undead Juggernaut
-6.1
Zac, the Secret Weapon
-6.1
Hwei, the Visionary
-3.5

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

Xerath, the Magus Ascendant
+49.0
Akali, the Rogue Assassin
+24.0
Aphelios, the Weapon of the Faithful
+15.7
Braum, the Heart of the Freljord
+15.7
Yunara, the Unbroken Faith
+15.7
Shen, the Eye of Twilight
+9.0
Vel'Koz, the Eye of the Void
+9.0
Zyra, Rise of the Thorns
+9.0

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

Elise, the Spider Queen
Gwen, The Hallowed Seamstress
Heimerdinger, the Revered Inventor
Kayn, the Shadow Reaper
Neeko, the Curious Chameleon
Nunu, the Boy and His Yeti
Renekton, the Butcher of the Sands
Singed, the Mad Chemist
Volibear, the Relentless Storm
Yuumi, the Magical Cat
Ziggs, the Hexplosives Expert
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