Karthus is ranked Tier and has a 13.36% win rate in LoL Arena Patch 25.14. We've analyzed 73 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, Void Staff, and Pyromancer's Cloak. Karthus's best augments include Prismatic Egg (Prismatic), Thread the Needle (Gold), and Slime Time (Silver). For team partners, the best champions include: Shen, Singed, and Yunara. Karthus's Best Arena matchups include Corki, Ziggs, and Senna. Karthus's Best Arena counters are Hwei, Mordekaiser, and Wukong.
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Best Prismatic Augments for Karthus
Prismatic Egg
Tier: S+

Jeweled Gauntlet
Tier: S+

Quest: Wooglet's Witchcap
Tier: S

Doomsayer
Tier: S

Best Gold Augments for Karthus
Thread the Needle
Tier: S+

Banner of Command
Tier: S+

Flashy
Tier: S+

Symbiotic Mutation
Tier: S

Best Silver Augments for Karthus
Slime Time
Tier: S+

Dematerialize
Tier: S+

Buff Buddies
Tier: S+

Mind to Matter
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 | |||||||||||||
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![]() | E | E | E | E | E | |||||||||||||
![]() | R | R | R |
Karthus Items by Round
Buy %
1

78%
2

82%
3

33%
4

60%
8

49%
11

60%
14

33%
Karthus Boots
Buy %

82%

3%

1%
Karthus Situational Items
Buy %

25%

18%

32%

15%

16%

15%
Karthus Juices
Buy %

9%

2%

1%
Karthus Prismatic Item Tier List

Karthus Silver Augment Tier List
































Karthus Gold Augment Tier List
































Karthus Prismatic Augment Tier List





















