Karthus is ranked Tier and has a 17.81% win rate in LoL Arena Patch 25.15. We've analyzed 75 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Liandry's Anguish, Blackfire Torch, Shadowflame, and Rabadon's Deathcap. Karthus's best augments include Chain Lightning (Prismatic), Big Brain (Gold), and Repulsor (Silver). For team partners, the best champions include: Cho'Gath. Karthus's Best Arena matchups include Senna, Ziggs, and Vex. Karthus's Best Arena counters are Zyra, Malphite, and Karma.
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Best Prismatic Augments for Karthus
Chain Lightning
Tier: S+
Tier: S+Giant SlayerTier: S+
Tier: S+Jeweled GauntletTier: S
Tier: SMad ScientistTier: S
Tier: SBest Gold Augments for Karthus
Big BrainTier: S+
Tier: S+Keystone ConjurerTier: S+
Tier: S+RecursionTier: S+
Tier: S+Phenomenal EvilTier: S
Tier: SBest Silver Augments for Karthus
RepulsorTier: S+
Tier: S+FirefoxTier: S+
Tier: S+Frozen FoundationsTier: S+
Tier: S+Hold Very StillTier: S
Tier: SKarthus 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
76%
2
81%
4
59%
8
69%
11
17%
14
35%
17
73%
Karthus Boots
Buy %
81%
8%
Karthus Situational Items
Buy %
24%
13%
13%
19%
9%
12%
Karthus Juices
Buy %
7%
1%
1%
Karthus Silver Augment Tier List
S+S+S+S
S
S
S
A
A
A
A
A
A
A
A
B
B
B
B
B
B
B
B
C
C
C
D
D
D
D
DKarthus Gold Augment Tier List
S+S+S+S
S
S
S
A
A
A
A
A
A
A
A
B
B
B
B
B
B
B
B
C
C
C
C
D
D
D
DKarthus Prismatic Augment Tier List
S+S+SS
S
S
A
A
A
A
A
A
B
B
B
B
B
B
B
C
C
C
C
D
D
D
Best Karthus Duo Champions in Arena(over 51% top 2 rate with Karthus)
Average Karthus Duo Champions in Arena(49% - 51% top 2 rate with Karthus)
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
