Tier: AWin21.17%Pick8.32%Ban2.34%Games: 239KDA: 2.09Score: 52.04
Karthus is ranked A Tier and has a 21.17% win rate in LoL Arena Patch 25.09. We've analyzed 239 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Rabadon's Deathcap, Malignance, Zhonya's Hourglass, and Detonation Orb. Karthus's best augments include Quest: Wooglet's Witchcap (Prismatic), Oathsworn (Gold), and Witchful Thinking (Silver). For team partners, the best champions include: Gnar, Kalista, and Gangplank. Karthus's Best Arena matchups include Yorick, Vel'Koz, and Lissandra. Karthus's Best Arena counters are Gnar, Renekton, and Viktor.
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Best Prismatic Augments for Karthus
Quest: Wooglet's Witchcap
Tier: S+

Ultimate Roulette
Tier: S+

Chain Lightning
Tier: S+

Jeweled Gauntlet
Tier: S

Best Gold Augments for Karthus
Oathsworn
Tier: S+

It's Killing Time
Tier: S+

Big Brain
Tier: S+

Light Warden
Tier: S+

Best Silver Augments for Karthus
Witchful Thinking
Tier: S+

Castle
Tier: S

Fallen Aegis
Tier: S

Light 'em Up!
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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![]() | R | R | R |
Karthus Items by Round
Buy %
1

74%
2

75%
3

33%
4

51%
8

77%
11

32%
14

26%
Karthus Boots
Buy %

75%

2%

1%

1%

1%

0%
Karthus Situational Items
Buy %

24%

25%

18%

18%

6%

8%
Karthus Juices
Buy %

7%

2%

1%
Karthus Prismatic Item Tier List










Karthus Silver Augment Tier List















































Karthus Gold Augment Tier List










































Karthus Prismatic Augment Tier List

































