Karthus is ranked Tier and has a 2.50% win rate in LoL Arena Patch 25.15. We've analyzed 25 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Unending Despair, Blackfire Torch, Sunfire Aegis, and Pyromancer's Cloak. Karthus's best augments include Chain Lightning (Prismatic), Apex Inventor (Gold), and Mountain Soul (Silver). Karthus's Best Arena matchups include Gragas. Karthus's Best Arena counters are Galio, Viego, and Yasuo.
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Best Prismatic Augments for Karthus
Chain Lightning
Tier: S
Tier: SOrbital LaserTier: S
Tier: SInfernal ConduitTier: S
Tier: SQuest: Wooglet's WitchcapTier: A
Tier: ABest Gold Augments for Karthus
Apex InventorTier: S+
Tier: S+Thread the NeedleTier: S
Tier: SMagic MissileTier: S
Tier: SKeystone ConjurerTier: A
Tier: ABest Silver Augments for Karthus
Mountain SoulTier: S
Tier: SUltimate UnstoppableTier: S
Tier: SExecutionerTier: S
Tier: SIce ColdTier: 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
76%
2
80%
3
44%
4
68%
8
4%
11
28%
14
8%
Karthus Boots
Buy %
80%
4%
Karthus Situational Items
Buy %
4%
4%
84%
52%
8%
8%
Karthus Juices
Buy %
7%
0%
Karthus Silver Augment Tier List
SSSA
A
A
A
B
B
B
B
C
C
D
D
DKarthus Gold Augment Tier List
S+SSA
A
A
B
B
B
C
C
D
DKarthus Prismatic Augment Tier List
SSSA
A
A
A
B
B
B
C
C
C
D
D
Average Karthus Duo Champions in Arena(49% - 51% top 2 rate with Karthus)
Best Matchups for Karthus in Arena(over 51% top 2 rate for Karthus)
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
