Karthus is ranked Tier and has a 12.78% win rate in LoL Arena Patch 25.09. We've analyzed 44 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Rabadon's Deathcap, Shadowflame, Void Staff, Morellonomicon, and Detonation Orb. Karthus's best augments include Prismatic Egg (Prismatic), Thread the Needle (Gold), and Juice Box (Silver). Karthus's Best Arena matchups include Rek'Sai, Tryndamere, and Jinx. Karthus's Best Arena counters are Ezreal, Braum, and Fiora.
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Best Prismatic Augments for Karthus
Prismatic Egg
Tier: S+
Tier: S+EurekaTier: S
Tier: SSlow CookerTier: S
Tier: SJeweled GauntletTier: S
Tier: SBest Gold Augments for Karthus
Thread the NeedleTier: S+
Tier: S+We'll Be Right BackTier: S+
Tier: S+VanishTier: S
Tier: SApex InventorTier: S
Tier: SBest Silver Augments for Karthus
Juice BoxTier: S+
Tier: S+Transmute: GoldTier: S+
Tier: S+Parasitic MutationTier: A
Tier: AJuice PressTier: 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
77%
2
82%
3
32%
4
93%
8
36%
11
39%
14
27%
Karthus Boots
Buy %
82%
7%
2%
Karthus Situational Items
Buy %
36%
34%
20%
5%
7%
2%
Karthus Juices
Buy %
6%
1%
1%
Karthus Silver Augment Tier List
S+S+AA
A
A
A
A
A
A
A
B
B
B
B
B
B
C
C
C
D
D
DKarthus Gold Augment Tier List
S+S+SS
S
A
A
A
A
A
A
B
B
B
B
B
B
C
C
C
C
D
D
DKarthus Prismatic Augment Tier List
S+SSS
A
A
A
A
A
B
B
B
B
B
C
C
CD
D
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)
