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Mage

Karthus Arena Build 
25.08 LoL 

 Augments, Items, Duos
Tier: SWin29.35%Pick8.51%Ban1.77%Games: 92KDA: 2.16Score: 58.09

Karthus is ranked S Tier and has a 29.35% win rate in LoL Arena Patch 25.08. We've analyzed 92 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Malignance, Rabadon's Deathcap, Morellonomicon, Void Staff, Perplexity, and Pyromancer's Cloak. Karthus's best augments include Eureka (Prismatic), It's Killing Time (Gold), and Castle (Silver). For team partners, the best champions include: Ornn. Karthus's Best Arena matchups include Milio, Sivir, and Nasus. Karthus's Best Arena counters are Master Yi, Swain, and Diana.

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Best Prismatic Augments for Karthus

EurekaEurekaTier: S+
Symphony of WarSymphony of WarTier: S+
SpellwakeSpellwakeTier: S
Giant SlayerGiant SlayerTier: S

Best Gold Augments for Karthus

It's Killing TimeIt's Killing TimeTier: S+
With HasteWith HasteTier: S+
OathswornOathswornTier: S
FlashyFlashyTier: S

Best Silver Augments for Karthus

CastleCastleTier: S+
HomeguardHomeguardTier: S+
Numb to PainNumb to PainTier: 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
24%
3
Pyromancer's Cloak
28%
4
Malignance
45%
5
Rabadon's Deathcap
60%
8
Morellonomicon
26%
14
Void Staff
26%
17
Perplexity
18%

Karthus Boots

Buy %
Sorcerer's Shoes
39%
Ionian Boots of Lucidity
1%
Berserker's Greaves
1%
Ghostcrawlers
1%

Karthus Situational Items

Buy %
Shadowflame
17%
Rite Of Ruin
16%
Liandry's Anguish
17%
Zhonya's Hourglass
10%
Blackfire Torch
11%
Banshee's Veil
5%

Karthus Juices

Buy %
Juice of Power
5%
Juice of Vitality
3%
Juice of Haste
2%

Karthus Prismatic Item Tier List

Pyromancer's CloakA
Detonation OrbB
EverfrostD

Karthus Silver Augment Tier List

CastleS+
HomeguardS+
Numb to PainS+
Witchful ThinkingS
Ice ColdS
Juice PressS
Stats!S
Serve Beyond DeathS
ErosionA
ExecutionerA
Mind to MatterA
Warmup RoutineA
OverflowA
ClotheslineA
Contract KillerA
Transmute: GoldA
Infernal SoulB
Juice BoxB
Parasitic MutationB
Dive BomberB
Tank EngineB
Don't ChaseB
Fallen AegisB
FirefoxB
Fire SaleC
Ultimate UnstoppableC
Hold Very StillC
DematerializeC
Mirror ImageD
Frozen FoundationsD
Fruits of Your LaborD
Leg DayD
Tank It Or Leave ItD

Karthus Gold Augment Tier List

It's Killing TimeS+
With HasteS+
OathswornS
FlashyS
FirebrandS
Dark BlessingS
Symbiotic MutationS
Magic MissileA
Transmute: PrismaticA
From Beginning to EndA
Big BrainA
Stats on Stats!A
VulnerabilityA
RecursionA
Phenomenal EvilA
It's CriticalB
Dawnbringer's ResolveB
Divine InterventionB
Die Another DayB
Ethereal WeaponB
Thread the NeedleB
Apex InventorB
Quest: Urf's ChampionB
Keystone ConjurerC
DeathtouchC
Banner of CommandC
Combo MasterC
MarksmageD
Bread And JamD
We'll Be Right BackD
Rabble RousingD

Karthus Prismatic Augment Tier List

EurekaS+
Symphony of WarS+
SpellwakeS
Giant SlayerS
Jeweled GauntletS
Ultimate RevolutionA
DoomsayerA
Gamba AnvilA
Stats on Stats on Stats!A
GoliathA
Wisdom of AgesA
Trueshot ProdigyB
Infernal ConduitB
Chain LightningB
Mad ScientistB
Omni SoulB
Prismatic EggB
Can't Touch ThisC
Mystic PunchC
Transmute: ChaosC
Ultimate RouletteC
Quest: Wooglet's WitchcapD
Fey MagicD
Sacrifice: For PrismaticD

Best Bans for Karthus in Arena

Twisted Fate, the Card Master
S+
Xin Zhao, the Seneschal of Demacia
S+
Sylas, the Unshackled
S
Smolder, the Fiery Fledgling
S
Mordekaiser, the Iron Revenant
S
Sona, Maven of the Strings
S
Ahri, the Nine-Tailed Fox
S
Darius, the Hand of Noxus
S
Lux, the Lady of Luminosity
A
Amumu, the Sad Mummy
A
Blitzcrank, the Great Steam Golem
A
Vel'Koz, the Eye of the Void
A
Nunu, the Boy and His Yeti
A
Karma, the Enlightened One
A
Diana, Scorn of the Moon
A
Brand, the Burning Vengeance
A
Sejuani, Fury of the North
A
Swain, the Noxian Grand General
A
Ezreal, the Prodigal Explorer
A
Nidalee, the Bestial Huntress
A
Kayle, the Righteous
A

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

Ornn, The Fire below the Mountain
+0.6

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

Akshan, the Rogue Sentinel
Vi, the Piltover Enforcer

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

Kayn, the Shadow Reaper
-15.7

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

Master Yi, the Wuju Bladesman
-21.7
Swain, the Noxian Grand General
-21.7
Diana, Scorn of the Moon
-20.4
Karma, the Enlightened One
-20.4
Lissandra, the Ice Witch
-20.4
Nunu, the Boy and His Yeti
-20.4
Renata Glasc, the Chem-Baroness
-20.4
Zoe, the Aspect of Twilight
-20.4
Amumu, the Sad Mummy
-19.0
Lux, the Lady of Luminosity
-19.0
Brand, the Burning Vengeance
-18.2
Aatrox, the Darkin Blade
-15.7
Ahri, the Nine-Tailed Fox
-15.7
Anivia, the Cryophoenix
-15.7
Ezreal, the Prodigal Explorer
-15.7
Fizz, the Tidal Trickster
-15.7
Jayce, the Defender of Tomorrow
-15.7
K'Sante, the Pride of Nazumah
-15.7
Karthus, the Deathsinger
-15.7
Neeko, the Curious Chameleon
-15.7
Nocturne, the Eternal Nightmare
-15.7
Quinn, Demacia's Wings
-15.7
Rakan, The Charmer
-15.7
Samira, the Desert Rose
-15.7
Sona, Maven of the Strings
-15.7
Taliyah, the Stoneweaver
-15.7
Tristana, the Yordle Gunner
-15.7
Yuumi, the Magical Cat
-15.7
Malphite, Shard of the Monolith
-12.6
Yone, the Unforgotten
-10.5
Kalista, the Spear of Vengeance
-9.0
Kled, the Cantankerous Cavalier
-9.0
Leona, the Radiant Dawn
-7.3
Miss Fortune, the Bounty Hunter
-7.3
Aphelios, the Weapon of the Faithful
-6.1
Darius, the Hand of Noxus
-6.1
Nidalee, the Bestial Huntress
-6.1
Smolder, the Fiery Fledgling
-6.1
Fiddlesticks, the Ancient Fear
-4.6
Heimerdinger, the Revered Inventor
-4.6
Rammus, the Armordillo
-4.6
Sett, the Boss
-4.6
Varus, the Arrow of Retribution
-4.6
Blitzcrank, the Great Steam Golem
-4.0
Yasuo, the Unforgiven
-3.5
Kayle, the Righteous
-2.8
Malzahar, the Prophet of the Void
-2.3
Xin Zhao, the Seneschal of Demacia
-1.9

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

Milio, The Gentle Flame
+49.0
Sivir, the Battle Mistress
+49.0
Nasus, the Curator of the Sands
+20.4
Aurelion Sol, The Star Forger
+15.7
Camille, the Steel Shadow
+15.7
Gangplank, the Saltwater Scourge
+15.7
Garen, The Might of Demacia
+15.7
Tryndamere, the Barbarian King
+15.7
Sion, The Undead Juggernaut
+13.3
Mordekaiser, the Iron Revenant
+12.6
Illaoi, the Kraken Priestess
+11.5
Katarina, the Sinister Blade
+11.5
Olaf, the Berserker
+9.0
Yorick, Shepherd of Souls
+9.0
Viego, The Ruined King
+7.3
Nami, the Tidecaller
+6.1
Sejuani, Fury of the North
+6.1
Vel'Koz, the Eye of the Void
+6.1
Ziggs, the Hexplosives Expert
+6.1
Zyra, Rise of the Thorns
+6.1
Morgana, the Fallen
+4.6
Soraka, the Starchild
+4.6
Thresh, the Chain Warden
+4.6
Kayn, the Shadow Reaper
+3.5
Sylas, the Unshackled
+3.5
Volibear, the Relentless Storm
+3.5

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

Alistar, the Minotaur
Aurora, the Witch Between Worlds
Azir, the Emperor of the Sands
Corki, the Daring Bombardier
Ekko, the Boy Who Shattered Time
Fiora, the Grand Duelist
Graves, the Outlaw
Jax, Grandmaster at Arms
Kassadin, the Void Walker
Lulu, the Fae Sorceress
Nilah, the Joy Unbound
Rell, the Iron Maiden
Seraphine, the Starry-Eyed Songstress
Syndra, the Dark Sovereign
Twisted Fate, the Card Master
Vayne, the Night Hunter
Vladimir, the Crimson Reaper
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