Tier: BWin10.09%Pick7.08%Ban1.81%Games: 347KDA: 1.92Score: 47.45
Karthus is ranked B Tier and has a 10.09% win rate in LoL Arena Patch 25.09. We've analyzed 347 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, Shadowflame, and Detonation Orb. Karthus's best augments include Quantum Computing (Prismatic), Big Brain (Gold), and Slime Time (Silver). For team partners, the best champions include: Kayn, Maokai, and Rell. Karthus's Best Arena counters are Jhin, Xin Zhao, and Rammus.
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Best Prismatic Augments for Karthus
Quantum Computing
Tier: S+

Jeweled Gauntlet
Tier: S+

Quest: Wooglet's Witchcap
Tier: S+

Infernal Conduit
Tier: S

Best Gold Augments for Karthus
Big Brain
Tier: S+

It's Killing Time
Tier: S+

Magic Missile
Tier: S+

Phenomenal Evil
Tier: S+

Best Silver Augments for Karthus
Slime Time
Tier: S+

Witchful Thinking
Tier: S+

Infernal Soul
Tier: S+

Overflow
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

75%
2

81%
3

30%
4

60%
8

51%
11

79%
14

22%
Karthus Boots
Buy %

81%

1%

2%

0%

1%

1%
Karthus Situational Items
Buy %

26%

18%

22%

10%

14%

14%
Karthus Juices
Buy %

6%

2%

1%
Karthus Prismatic Item Tier List










Karthus Silver Augment Tier List

















































Karthus Gold Augment Tier List

















































Karthus Prismatic Augment Tier List



































