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Mage

Karthus Arena Build 
25.08 LoL 

 Augments, Items, Duos
Tier: SWin10.00%Pick9.16%Ban1.85%Games: 93KDA: 1.73Score: 50.45

Karthus is ranked S Tier and has a 10.00% win rate in LoL Arena Patch 25.08. We've analyzed 93 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), Searing Dawn (Gold), and Mind to Matter (Silver). For team partners, the best champions include: Xayah and Ornn. Karthus's Best Arena matchups include Garen, Sivir, and Bel'Veth. Karthus's Best Arena counters are Karma, Lissandra, and Nunu.

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Best Prismatic Augments for Karthus

EurekaEurekaTier: S+
Symphony of WarSymphony of WarTier: S+
DoomsayerDoomsayerTier: S
Ultimate RevolutionUltimate RevolutionTier: S

Best Gold Augments for Karthus

Searing DawnSearing DawnTier: S+
OathswornOathswornTier: S+
With HasteWith HasteTier: S+
FlashyFlashyTier: S

Best Silver Augments for Karthus

Mind to MatterMind to MatterTier: S+
CastleCastleTier: S+
Serve Beyond DeathServe Beyond DeathTier: S+
Numb to PainNumb to PainTier: 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
25%
3
Pyromancer's Cloak
28%
4
Malignance
44%
5
Rabadon's Deathcap
59%
8
Morellonomicon
26%
14
Void Staff
27%
17
Perplexity
18%

Karthus Boots

Buy %
Sorcerer's Shoes
40%
Ionian Boots of Lucidity
1%
Berserker's Greaves
1%
Ghostcrawlers
1%

Karthus Situational Items

Buy %
Shadowflame
17%
Rite Of Ruin
15%
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

Mind to MatterS+
CastleS+
Serve Beyond DeathS+
Numb to PainS
HomeguardS
Infernal SoulS
Ice ColdA
Juice PressA
Fruits of Your LaborA
Stats!A
Witchful ThinkingA
Warmup RoutineA
ErosionA
ClotheslineA
Contract KillerA
ExecutionerB
Transmute: GoldB
OverflowB
Juice BoxB
Parasitic MutationB
Don't ChaseB
Fallen AegisB
Tank EngineB
Dive BomberC
FirefoxC
Ultimate UnstoppableC
Fire SaleC
Hold Very StillD
DematerializeD
Frozen FoundationsD
Tank It Or Leave ItD

Karthus Gold Augment Tier List

Searing DawnS+
OathswornS+
With HasteS+
FlashyS
FirebrandS
Dark BlessingS
Symbiotic MutationS
It's Killing TimeS
Parasitic RelationshipA
Keystone ConjurerA
Transmute: PrismaticA
Big BrainA
Dawnbringer's ResolveA
It's CriticalA
Magic MissileA
RecursionA
From Beginning to EndB
Divine InterventionB
Stats on Stats!B
VulnerabilityB
Die Another DayB
Ethereal WeaponB
Phenomenal EvilB
Apex InventorB
Thread the NeedleC
Quest: Urf's ChampionC
DeathtouchC
MarksmageC
Bread And JamC
Banner of CommandD
Combo MasterD
We'll Be Right BackD
Rabble RousingD

Karthus Prismatic Augment Tier List

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

Best Bans for Karthus in Arena

Xin Zhao, the Seneschal of Demacia
S+
Sylas, the Unshackled
S+
Mordekaiser, the Iron Revenant
S
Sona, Maven of the Strings
S
Ahri, the Nine-Tailed Fox
S
Blitzcrank, the Great Steam Golem
S
Smolder, the Fiery Fledgling
S
Darius, the Hand of Noxus
S
Malphite, Shard of the Monolith
A
Lux, the Lady of Luminosity
A
Amumu, the Sad Mummy
A
Vel'Koz, the Eye of the Void
A
Nunu, the Boy and His Yeti
A
Jax, Grandmaster at Arms
A
Karma, the Enlightened One
A
Sejuani, Fury of the North
A
Ezreal, the Prodigal Explorer
A
Varus, the Arrow of Retribution
A
Nidalee, the Bestial Huntress
A
Tristana, the Yordle Gunner
A
Renata Glasc, the Chem-Baroness
A

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

Xayah, the Rebel
+49.0
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)

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
Ryze, the Rune Mage
-20.4
Zoe, the Aspect of Twilight
-20.4
Amumu, the Sad Mummy
-19.0
Lux, the Lady of Luminosity
-19.0
Aatrox, the Darkin Blade
-15.7
Ahri, the Nine-Tailed Fox
-15.7
Anivia, the Cryophoenix
-15.7
Brand, the Burning Vengeance
-15.7
Ezreal, the Prodigal Explorer
-15.7
Fizz, the Tidal Trickster
-15.7
Maokai, the Twisted Treant
-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
Sett, the Boss
-10.9
Malphite, Shard of the Monolith
-10.5
Corki, the Daring Bombardier
-9.0
Jayce, the Defender of Tomorrow
-9.0
K'Sante, the Pride of Nazumah
-9.0
Kalista, the Spear of Vengeance
-9.0
Kled, the Cantankerous Cavalier
-9.0
Seraphine, the Starry-Eyed Songstress
-9.0
Varus, the Arrow of Retribution
-9.0
Miss Fortune, the Bounty Hunter
-7.3
Aphelios, the Weapon of the Faithful
-6.1
Blitzcrank, the Great Steam Golem
-6.1
Darius, the Hand of Noxus
-6.1
Nidalee, the Bestial Huntress
-6.1
Vayne, the Night Hunter
-6.1
Yone, the Unforgotten
-6.1
Aurora, the Witch Between Worlds
-4.6
Fiddlesticks, the Ancient Fear
-4.6
Graves, the Outlaw
-4.6
Heimerdinger, the Revered Inventor
-4.6
Xin Zhao, the Seneschal of Demacia
-4.6
Leona, the Radiant Dawn
-3.5
Yasuo, the Unforgiven
-3.5
Jax, Grandmaster at Arms
-2.8
Smolder, the Fiery Fledgling
-2.8
Malzahar, the Prophet of the Void
-2.3

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

Garen, The Might of Demacia
+49.0
Sivir, the Battle Mistress
+49.0
Bel'Veth, the Empress of the Void
+29.0
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
Olaf, the Berserker
+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
Morgana, the Fallen
+11.5
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
Rammus, the Armordillo
+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
Azir, the Emperor of the Sands
Ekko, the Boy Who Shattered Time
Fiora, the Grand Duelist
Kassadin, the Void Walker
Kayle, the Righteous
Lulu, the Fae Sorceress
Nilah, the Joy Unbound
Rell, the Iron Maiden
Syndra, the Dark Sovereign
Vladimir, the Crimson Reaper
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