Karthus is ranked Tier and has a 10.51% win rate in LoL Arena Patch 25.16. We've analyzed 136 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Malignance, Rabadon's Deathcap, Rite Of Ruin, and Pyromancer's Cloak. Karthus's best augments include Doomsayer (Prismatic), Critical Healing (Gold), and Juice Press (Silver). For team partners, the best champions include: Ezreal. Karthus's Best Arena counters are Ambessa, Fiora, and Zoe.
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Best Prismatic Augments for Karthus
Doomsayer
Tier: S+

Jeweled Gauntlet
Tier: S+

Quest: Wooglet's Witchcap
Tier: S

Summoner's Roulette
Tier: S

Best Gold Augments for Karthus
Critical Healing
Tier: S+

Dark Blessing
Tier: S+

Thread the Needle
Tier: S+

Deathtouch
Tier: S+

Best Silver Augments for Karthus
Juice Press
Tier: S+

Erosion
Tier: S+

Fruits of Your Labor
Tier: S+

Witchful Thinking
Tier: S

Karthus Skill Order
![]() | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
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![]() | 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

75%
3

24%
4

63%
8

58%
11

62%
14

13%
Karthus Boots
Buy %

75%

7%

1%
Karthus Situational Items
Buy %

19%

20%

21%

27%

15%

7%
Karthus Juices
Buy %

5%

1%

1%
Karthus Prismatic Item Tier List


Karthus Silver Augment Tier List






































Karthus Gold Augment Tier List










































Karthus Prismatic Augment Tier List





























