Karthus is ranked Tier and has a 1.75% win rate in LoL Arena Patch 25.09. We've analyzed 22 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Blackfire Torch, Liandry's Anguish, Malignance, Rabadon's Deathcap, Shadowflame, and Detonation Orb. Karthus's best augments include Spellwake (Prismatic), Vulnerability (Gold), and Executioner (Silver). Karthus's Best Arena counters are Kayn, Master Yi, and Tahm Kench.
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Best Prismatic Augments for Karthus
Spellwake
Tier: S
Tier: SOmni SoulTier: S
Tier: SInfernal ConduitTier: A
Tier: ADoomsayerTier: A
Tier: ABest Gold Augments for Karthus
VulnerabilityTier: S+
Tier: S+It's Killing TimeTier: S
Tier: STransmute: PrismaticTier: S
Tier: SWe'll Be Right BackTier: S
Tier: SBest Silver Augments for Karthus
ExecutionerTier: S+
Tier: S+Witchful ThinkingTier: S
Tier: SErosionTier: S
Tier: SOverflowTier: 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
14%
3
55%
4
23%
5
55%
8
50%
14
91%
17
45%
Karthus Boots
Buy %
77%
5%
Karthus Situational Items
Buy %
14%
5%
27%
9%
5%
18%
Karthus Juices
Buy %
5%
1%
0%
Karthus Prismatic Item Tier List
DKarthus Silver Augment Tier List
S+SSA
A
A
C
C
C
C
C
D
D
DKarthus Gold Augment Tier List
S+SSS
A
A
A
A
C
C
C
C
C
C
C
C
D
D
D
DKarthus Prismatic Augment Tier List
SSAA
B
B
D
D
D
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
