Karthus is ranked Tier and has a 16.67% win rate in LoL Arena Patch 25.09. We've analyzed 20 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Malignance, Blackfire Torch, Rite Of Ruin, and Detonation Orb. Karthus's best augments include Quest: Wooglet's Witchcap (Prismatic), Vulnerability (Gold), and Ocean Soul (Silver). Karthus's Best Arena matchups include Gnar, Riven, and Karma. Karthus's Best Arena counters are Master Yi.
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Best Prismatic Augments for Karthus
Quest: Wooglet's Witchcap
Tier: S+
Tier: S+Mad ScientistTier: A
Tier: ASummoner's RouletteTier: A
Tier: AChain LightningTier: A
Tier: ABest Gold Augments for Karthus
VulnerabilityTier: S+
Tier: S+Phenomenal EvilTier: S+
Tier: S+Transmute: PrismaticTier: S
Tier: SCombo MasterTier: S
Tier: SBest Silver Augments for Karthus
Ocean SoulTier: S+
Tier: S+ExecutionerTier: S
Tier: SInfernal SoulTier: S
Tier: SJuice BoxTier: 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
75%
2
75%
3
10%
4
65%
8
65%
11
30%
14
10%
Karthus Boots
Buy %
75%
5%
Karthus Situational Items
Buy %
20%
20%
75%
5%
5%
5%
Karthus Juices
Buy %
8%
1%
1%
Karthus Silver Augment Tier List
S+SSA
A
A
A
B
B
C
C
C
D
D
D
DKarthus Gold Augment Tier List
S+S+SS
S
A
A
A
A
A
A
B
B
B
B
B
C
C
C
D
D
D
DKarthus Prismatic Augment Tier List
S+AAA
A
B
B
B
C
D
D
Best Champions to Counter Karthus in Arena(under 49% top 2 rate for Karthus)
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
