Karthus is ranked Tier and has a 6.52% win rate in LoL Arena Patch 25.13. We've analyzed 40 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Blackfire Torch, Zhonya's Hourglass, Rabadon's Deathcap, Liandry's Anguish, Horizon Focus, and Everfrost. Karthus's best augments include Prismatic Egg (Prismatic), Marksmage (Gold), and Executioner (Silver). Karthus's Best Arena matchups include Ambessa, Hecarim, and Rammus. Karthus's Best Arena counters are Gnar and Shaco.
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Best Prismatic Augments for Karthus
Prismatic Egg
Tier: S+

Chain Lightning
Tier: S

Gamba Anvil
Tier: S

Jeweled Gauntlet
Tier: A

Best Gold Augments for Karthus
Marksmage
Tier: S+

Vulnerability
Tier: S+

Oathsworn
Tier: S

Big Brain
Tier: S

Best Silver Augments for Karthus
Executioner
Tier: S

Juice Box
Tier: S

Infernal Soul
Tier: S

ADAPt
Tier: S

Karthus 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

10%
3

8%
4

30%
5

18%
8

70%
14

52%
17

8%
Karthus Boots
Buy %

3%

88%

5%
Karthus Situational Items
Buy %

30%

8%

28%

10%

5%

10%
Karthus Juices
Buy %

6%

2%

1%
Karthus Silver Augment Tier List


















Karthus Gold Augment Tier List




























Karthus Prismatic Augment Tier List















