Karthus is ranked Tier and has a 18.18% win rate in LoL Arena Patch 25.09. We've analyzed 11 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Rabadon's Deathcap, Blackfire Torch, Horizon Focus, Seraph's Embrace, and Pyromancer's Cloak. Karthus's best augments include Fey Magic (Prismatic), Magic Missile (Gold), and Executioner (Silver). Karthus's Best Arena matchups include Singed and Aphelios. Karthus's Best Arena counters are Jhin, Maokai, and Olaf.
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Best Prismatic Augments for Karthus
Fey Magic
Tier: S
Tier: SJeweled GauntletTier: A
Tier: AInfernal ConduitTier: A
Tier: AAccelerating SorceryTier: B
Tier: BBest Gold Augments for Karthus
Magic MissileTier: S
Tier: STransmute: PrismaticTier: S
Tier: SBig BrainTier: A
Tier: ACritical HealingTier: A
Tier: ABest Silver Augments for Karthus
ExecutionerTier: A
Tier: AWitchful ThinkingTier: A
Tier: AFirefoxTier: A
Tier: AOverflowTier: A
Tier: AKarthus Skill Order
 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Q | Q | Q | Q | Q | |||||||||||||
 | W | W | W | W | W | |||||||||||||
 | E | E | E | E | E | |||||||||||||
 | R | R | R |
Karthus Items by Round
Buy %
1
55%
2
82%
3
18%
4
100%
8
18%
11
18%
14
9%
Karthus Boots
Buy %
82%
9%
Karthus Situational Items
Buy %
73%
18%
64%
9%
18%
9%
Karthus Juices
Buy %
6%
2%
Karthus Silver Augment Tier List
AAAA
A
B
B
B
C
D
DKarthus Gold Augment Tier List
SSAA
A
C
C
C
C
D
DKarthus Prismatic Augment Tier List
SAAB
D
D
D
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
