Karthus is ranked Tier and has a 35.29% win rate in LoL Arena Patch 25.09. We've analyzed 17 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Rabadon's Deathcap, Void Staff, Perplexity, and Rite Of Ruin. Karthus's best augments include Jeweled Gauntlet (Prismatic), Quest: Urf's Champion (Gold), and Witchful Thinking (Silver). Karthus's Best Arena matchups include Aurora, Kha'Zix, and Rell. Karthus's Best Arena counters are Caitlyn, Garen, and Ivern.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: S

Eureka
Tier: B

Ultimate Revolution
Tier: B

Prismatic Egg
Tier: B

Best Gold Augments for Karthus
Quest: Urf's Champion
Tier: A

Restart
Tier: A

Soul Siphon
Tier: A

Dark Blessing
Tier: A

Best Silver Augments for Karthus
Witchful Thinking
Tier: S+

Parasitic Mutation
Tier: S

Overflow
Tier: A

Executioner
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

71%
2

65%
4

35%
8

88%
11

35%
14

29%
17

29%
Karthus Boots
Buy %

65%

6%
Karthus Situational Items
Buy %

18%

18%

12%

24%

6%

6%
Karthus Juices
Buy %

5%

1%
Karthus Silver Augment Tier List











Karthus Gold Augment Tier List













Karthus Prismatic Augment Tier List









