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Mage

Karthus Arena Build 
25.15 LoL 

 Augments, Items, Duos
Tier: AWin6.25%Pick9.34%Ban1.11%Games: 62KDA: 1.70Score: 45.74

Karthus is ranked A Tier and has a 6.25% win rate in LoL Arena Patch 25.15. We've analyzed 62 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Rabadon's Deathcap, Void Staff, Liandry's Anguish, Shadowflame, and Night Harvester. Karthus's best augments include Chain Lightning (Prismatic), OK Boomerang (Gold), and Castle (Silver). Karthus's Best Arena matchups include Xerath, Aphelios, and Bel'Veth. Karthus's Best Arena counters are Amumu, Tristana, and Tahm Kench.

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Best Prismatic Augments for Karthus

Chain LightningChain LightningTier: S
Laser EyesLaser EyesTier: S
Jeweled GauntletJeweled GauntletTier: S
Gamba AnvilGamba AnvilTier: S

Best Gold Augments for Karthus

OK BoomerangOK BoomerangTier: S+
Thread the NeedleThread the NeedleTier: S+
From Beginning to EndFrom Beginning to EndTier: S
Summoner RevolutionSummoner RevolutionTier: S

Best Silver Augments for Karthus

CastleCastleTier: S+
Don't ChaseDon't ChaseTier: S+
ADAPtADAPtTier: 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
79%
2
Sorcerer's Shoes
76%
3
Night Harvester
21%
4
Rabadon's Deathcap
94%
8
Void Staff
35%
11
Liandry's Anguish
45%
14
Shadowflame
34%

Karthus Boots

Buy %
Sorcerer's Shoes
76%
Ghostcrawlers
2%

Karthus Situational Items

Buy %
Cryptbloom
8%
Malignance
50%
Luden's Companion
8%
Axiom Arc
5%
Rite Of Ruin
10%
Perplexity
10%

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+
Don't ChaseS+
ADAPtS
Witchful ThinkingS
Ice ColdS
ErosionA
Ultimate UnstoppableA
ExecutionerA
OverflowA
Tank EngineA
Contract KillerA
Transmute: GoldA
DematerializeB
Serve Beyond DeathB
FirefoxB
Stats!B
Mind to MatterB
Infernal SoulB
Juice PressB
Warmup RoutineC
Hold Very StillC
Fruits of Your LaborC
Ocean SoulD
Fire SaleD
Fallen AegisD
FlashbangD

Karthus Gold Augment Tier List

OK BoomerangS+
Thread the NeedleS+
From Beginning to EndS
Summoner RevolutionS
Transmute: PrismaticS
VulnerabilityS
Die Another DayS
Big BrainA
Magic MissileA
It's Killing TimeA
It's CriticalA
Phenomenal EvilA
Apex InventorA
MarksmageA
Stats on Stats!B
With HasteB
Keystone ConjurerB
Divine InterventionB
Skilled SniperB
FlashyB
RecursionB
Dark BlessingB
Quest: Urf's ChampionC
Soul SiphonC
And My Axe!C
Critical HealingC
Searing DawnD
Rabble RousingD
DeathtouchD
Ethereal WeaponD

Karthus Prismatic Augment Tier List

Chain LightningS
Laser EyesS
Jeweled GauntletS
Gamba AnvilS
Giant SlayerA
Ultimate RevolutionA
DoomsayerA
Ultimate RouletteA
Infernal ConduitB
EurekaB
Quest: Wooglet's WitchcapB
Stats on Stats on Stats!B
SpellwakeC
Transmute: ChaosC
Trueshot ProdigyC
GoliathD
Center of the UniverseD

Best Bans for Karthus in Arena

Tristana, the Yordle Gunner
S
Tahm Kench, The River King
S
Kai'Sa, Daughter of the Void
S
Amumu, the Sad Mummy
A
Ezreal, the Prodigal Explorer
A
Lucian, the Purifier
A
Volibear, the Relentless Storm
A
Nunu, the Boy and His Yeti
A
Viego, The Ruined King
A
Shaco, the Demon Jester
A
Garen, The Might of Demacia
A
Sion, The Undead Juggernaut
A
Braum, the Heart of the Freljord
A
Ornn, The Fire below the Mountain
A
Gnar, the Missing Link
A
Evelynn, Agony's Embrace
A
Singed, the Mad Chemist
A
Shen, the Eye of Twilight
A
Nidalee, the Bestial Huntress
B
K'Sante, the Pride of Nazumah
B
Vel'Koz, the Eye of the Void
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)

Amumu, the Sad Mummy
-20.4
Tristana, the Yordle Gunner
-20.4
Tahm Kench, The River King
-19.0
Evelynn, Agony's Embrace
-15.7
Ezreal, the Prodigal Explorer
-15.7
Garen, The Might of Demacia
-15.7
Gnar, the Missing Link
-15.7
Kai'Sa, Daughter of the Void
-15.7
Lucian, the Purifier
-15.7
Viego, The Ruined King
-15.7
Sion, The Undead Juggernaut
-11.5
Cassiopeia, the Serpent's Embrace
-9.0
K'Sante, the Pride of Nazumah
-9.0
Nidalee, the Bestial Huntress
-9.0
Ornn, The Fire below the Mountain
-9.0
Shaco, the Demon Jester
-9.0
Zac, the Secret Weapon
-6.1

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

Xerath, the Magus Ascendant
+49.0
Aphelios, the Weapon of the Faithful
+15.7
Bel'Veth, the Empress of the Void
+15.7
Braum, the Heart of the Freljord
+15.7
Zyra, Rise of the Thorns
+15.7
Akali, the Rogue Assassin
+9.0
Shen, the Eye of Twilight
+9.0
Singed, the Mad Chemist
+9.0
Vel'Koz, the Eye of the Void
+9.0
Hwei, the Visionary
+4.6

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

Elise, the Spider Queen
Heimerdinger, the Revered Inventor
Kayn, the Shadow Reaper
Neeko, the Curious Chameleon
Nunu, the Boy and His Yeti
Pantheon, the Unbreakable Spear
Renekton, the Butcher of the Sands
Volibear, the Relentless Storm
Ziggs, the Hexplosives Expert
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