Karthus is ranked Tier and has a 36.36% win rate in LoL Arena Patch 25.09. We've analyzed 11 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Rabadon's Deathcap, Void Staff, Rite Of Ruin, and Morellonomicon. Karthus's best augments include Jeweled Gauntlet (Prismatic), Soul Siphon (Gold), and Witchful Thinking (Silver). Karthus's Best Arena matchups include Kai'Sa, Kha'Zix, and Rell. Karthus's Best Arena counters are Annie, Caitlyn, and Dr. Mundo.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: S

Eureka
Tier: A

Prismatic Egg
Tier: A

Doomsayer
Tier: B

Best Gold Augments for Karthus
Soul Siphon
Tier: A

Quest: Urf's Champion
Tier: A

Big Brain
Tier: A

Dark Blessing
Tier: A

Best Silver Augments for Karthus
Witchful Thinking
Tier: S

Executioner
Tier: A

Parasitic Mutation
Tier: A

Tank Engine
Tier: A

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

64%
2

64%
4

36%
8

91%
11

36%
14

27%
17

27%
Karthus Boots
Buy %

64%

9%
Karthus Situational Items
Buy %

18%

9%

27%

27%

18%

9%
Karthus Juices
Buy %

1%

1%
Karthus Silver Augment Tier List










Karthus Gold Augment Tier List











Karthus Prismatic Augment Tier List







